Home / 12,572.04-17,349.78-6,907.14

Finding the Fourth Proportional to 12,572.04, 17,349.78 and 6,907.14

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Solution

The fourth proportional to 12,572.04, 17,349.78 and 6,907.14 is: 9,532.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,572.04 : 17,349.78 = 6,907.14 : x
  2. Step 2: Convert to fraction form
    12,572.04/17,349.78 = 6,907.14/x
  3. Step 3: Cross multiply
    12,572.04x = 17,349.78 × 6,907.14
  4. Step 4: Simplify right side
    12,572.04x = 119,837,302.42
  5. Step 5: Solve for x
    x = 119,837,302.42/12,572.04
  6. Step 6: Final answer
    x = 9,532.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.