Home / 9,437.07-13,023.41-5,188.31

Finding the Fourth Proportional to 9,437.07, 13,023.41 and 5,188.31

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Solution

The fourth proportional to 9,437.07, 13,023.41 and 5,188.31 is: 7,160.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,437.07 : 13,023.41 = 5,188.31 : x
  2. Step 2: Convert to fraction form
    9,437.07/13,023.41 = 5,188.31/x
  3. Step 3: Cross multiply
    9,437.07x = 13,023.41 × 5,188.31
  4. Step 4: Simplify right side
    9,437.07x = 67,569,543.90
  5. Step 5: Solve for x
    x = 67,569,543.90/9,437.07
  6. Step 6: Final answer
    x = 7,160.01

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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.