Home / 9,042.20-13,563.30-6,565.40

Finding the Fourth Proportional to 9,042.20, 13,563.30 and 6,565.40

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Solution

The fourth proportional to 9,042.20, 13,563.30 and 6,565.40 is: 9,848.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,042.20 : 13,563.30 = 6,565.40 : x
  2. Step 2: Convert to fraction form
    9,042.20/13,563.30 = 6,565.40/x
  3. Step 3: Cross multiply
    9,042.20x = 13,563.30 × 6,565.40
  4. Step 4: Simplify right side
    9,042.20x = 89,048,489.82
  5. Step 5: Solve for x
    x = 89,048,489.82/9,042.20
  6. Step 6: Final answer
    x = 9,848.10

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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.