Home / 4,728.81-6,522.50-4,307.48

Finding the Fourth Proportional to 4,728.81, 6,522.50 and 4,307.48

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Solution

The fourth proportional to 4,728.81, 6,522.50 and 4,307.48 is: 5,941.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,728.81 : 6,522.50 = 4,307.48 : x
  2. Step 2: Convert to fraction form
    4,728.81/6,522.50 = 4,307.48/x
  3. Step 3: Cross multiply
    4,728.81x = 6,522.50 × 4,307.48
  4. Step 4: Simplify right side
    4,728.81x = 28,095,484.15
  5. Step 5: Solve for x
    x = 28,095,484.15/4,728.81
  6. Step 6: Final answer
    x = 5,941.34

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Half scale
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Double scale
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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.