Home / 10,547.74-15,821.07-3,152.26

Finding the Fourth Proportional to 10,547.74, 15,821.07 and 3,152.26

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Solution

The fourth proportional to 10,547.74, 15,821.07 and 3,152.26 is: 4,728.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,547.74 : 15,821.07 = 3,152.26 : x
  2. Step 2: Convert to fraction form
    10,547.74/15,821.07 = 3,152.26/x
  3. Step 3: Cross multiply
    10,547.74x = 15,821.07 × 3,152.26
  4. Step 4: Simplify right side
    10,547.74x = 49,872,126.12
  5. Step 5: Solve for x
    x = 49,872,126.12/10,547.74
  6. Step 6: Final answer
    x = 4,728.23

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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.