Home / 10,708.40-16,034.94-7,386.90

Finding the Fourth Proportional to 10,708.40, 16,034.94 and 7,386.90

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Solution

The fourth proportional to 10,708.40, 16,034.94 and 7,386.90 is: 11,061.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,708.40 : 16,034.94 = 7,386.90 : x
  2. Step 2: Convert to fraction form
    10,708.40/16,034.94 = 7,386.90/x
  3. Step 3: Cross multiply
    10,708.40x = 16,034.94 × 7,386.90
  4. Step 4: Simplify right side
    10,708.40x = 118,448,417.38
  5. Step 5: Solve for x
    x = 118,448,417.38/10,708.40
  6. Step 6: Final answer
    x = 11,061.26

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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.