Home / 7,360.39-10,157.57-4,376.49

Finding the Fourth Proportional to 7,360.39, 10,157.57 and 4,376.49

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Solution

The fourth proportional to 7,360.39, 10,157.57 and 4,376.49 is: 6,039.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,360.39 : 10,157.57 = 4,376.49 : x
  2. Step 2: Convert to fraction form
    7,360.39/10,157.57 = 4,376.49/x
  3. Step 3: Cross multiply
    7,360.39x = 10,157.57 × 4,376.49
  4. Step 4: Simplify right side
    7,360.39x = 44,454,503.53
  5. Step 5: Solve for x
    x = 44,454,503.53/7,360.39
  6. Step 6: Final answer
    x = 6,039.69

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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.