Home / 9,442.40-14,157.44-5,282.87

Finding the Fourth Proportional to 9,442.40, 14,157.44 and 5,282.87

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Solution

The fourth proportional to 9,442.40, 14,157.44 and 5,282.87 is: 7,920.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,442.40 : 14,157.44 = 5,282.87 : x
  2. Step 2: Convert to fraction form
    9,442.40/14,157.44 = 5,282.87/x
  3. Step 3: Cross multiply
    9,442.40x = 14,157.44 × 5,282.87
  4. Step 4: Simplify right side
    9,442.40x = 74,791,888.64
  5. Step 5: Solve for x
    x = 74,791,888.64/9,442.40
  6. Step 6: Final answer
    x = 7,920.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.