Home / 9,966.07-14,948.55-2,570.89

Finding the Fourth Proportional to 9,966.07, 14,948.55 and 2,570.89

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Solution

The fourth proportional to 9,966.07, 14,948.55 and 2,570.89 is: 3,856.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,966.07 : 14,948.55 = 2,570.89 : x
  2. Step 2: Convert to fraction form
    9,966.07/14,948.55 = 2,570.89/x
  3. Step 3: Cross multiply
    9,966.07x = 14,948.55 × 2,570.89
  4. Step 4: Simplify right side
    9,966.07x = 38,431,077.71
  5. Step 5: Solve for x
    x = 38,431,077.71/9,966.07
  6. Step 6: Final answer
    x = 3,856.19

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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.