Home / 10,547.94-15,825.71-4,930.62

Finding the Fourth Proportional to 10,547.94, 15,825.71 and 4,930.62

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Solution

The fourth proportional to 10,547.94, 15,825.71 and 4,930.62 is: 7,397.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,547.94 : 15,825.71 = 4,930.62 : x
  2. Step 2: Convert to fraction form
    10,547.94/15,825.71 = 4,930.62/x
  3. Step 3: Cross multiply
    10,547.94x = 15,825.71 × 4,930.62
  4. Step 4: Simplify right side
    10,547.94x = 78,030,562.24
  5. Step 5: Solve for x
    x = 78,030,562.24/10,547.94
  6. Step 6: Final answer
    x = 7,397.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.