Home / 10,501.58-15,752.38-9,860.06

Finding the Fourth Proportional to 10,501.58, 15,752.38 and 9,860.06

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Solution

The fourth proportional to 10,501.58, 15,752.38 and 9,860.06 is: 14,790.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,501.58 : 15,752.38 = 9,860.06 : x
  2. Step 2: Convert to fraction form
    10,501.58/15,752.38 = 9,860.06/x
  3. Step 3: Cross multiply
    10,501.58x = 15,752.38 × 9,860.06
  4. Step 4: Simplify right side
    10,501.58x = 155,319,411.94
  5. Step 5: Solve for x
    x = 155,319,411.94/10,501.58
  6. Step 6: Final answer
    x = 14,790.10

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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.