Home / 9,434.01-13,019.28-5,657.79

Finding the Fourth Proportional to 9,434.01, 13,019.28 and 5,657.79

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Solution

The fourth proportional to 9,434.01, 13,019.28 and 5,657.79 is: 7,807.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,434.01 : 13,019.28 = 5,657.79 : x
  2. Step 2: Convert to fraction form
    9,434.01/13,019.28 = 5,657.79/x
  3. Step 3: Cross multiply
    9,434.01x = 13,019.28 × 5,657.79
  4. Step 4: Simplify right side
    9,434.01x = 73,660,352.19
  5. Step 5: Solve for x
    x = 73,660,352.19/9,434.01
  6. Step 6: Final answer
    x = 7,807.96

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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.