Home / 7,376.42-10,175.47-4,682.76

Finding the Fourth Proportional to 7,376.42, 10,175.47 and 4,682.76

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Solution

The fourth proportional to 7,376.42, 10,175.47 and 4,682.76 is: 6,459.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,376.42 : 10,175.47 = 4,682.76 : x
  2. Step 2: Convert to fraction form
    7,376.42/10,175.47 = 4,682.76/x
  3. Step 3: Cross multiply
    7,376.42x = 10,175.47 × 4,682.76
  4. Step 4: Simplify right side
    7,376.42x = 47,649,317.61
  5. Step 5: Solve for x
    x = 47,649,317.61/7,376.42
  6. Step 6: Final answer
    x = 6,459.68

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Half scale
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Double scale
Find fourth proportional to 7,377.42, 10,176.85 and 4,683.76
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.