Home / 9,479.62-13,076.40-5,700.16

Finding the Fourth Proportional to 9,479.62, 13,076.40 and 5,700.16

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Solution

The fourth proportional to 9,479.62, 13,076.40 and 5,700.16 is: 7,862.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,479.62 : 13,076.40 = 5,700.16 : x
  2. Step 2: Convert to fraction form
    9,479.62/13,076.40 = 5,700.16/x
  3. Step 3: Cross multiply
    9,479.62x = 13,076.40 × 5,700.16
  4. Step 4: Simplify right side
    9,479.62x = 74,537,572.22
  5. Step 5: Solve for x
    x = 74,537,572.22/9,479.62
  6. Step 6: Final answer
    x = 7,862.93

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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.