Home / 9,437.23-13,023.53-5,188.47

Finding the Fourth Proportional to 9,437.23, 13,023.53 and 5,188.47

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Solution

The fourth proportional to 9,437.23, 13,023.53 and 5,188.47 is: 7,160.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,437.23 : 13,023.53 = 5,188.47 : x
  2. Step 2: Convert to fraction form
    9,437.23/13,023.53 = 5,188.47/x
  3. Step 3: Cross multiply
    9,437.23x = 13,023.53 × 5,188.47
  4. Step 4: Simplify right side
    9,437.23x = 67,572,207.67
  5. Step 5: Solve for x
    x = 67,572,207.67/9,437.23
  6. Step 6: Final answer
    x = 7,160.17

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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.