Home / 9,088.01-12,508.96-6,430.81

Finding the Fourth Proportional to 9,088.01, 12,508.96 and 6,430.81

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Solution

The fourth proportional to 9,088.01, 12,508.96 and 6,430.81 is: 8,851.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,088.01 : 12,508.96 = 6,430.81 : x
  2. Step 2: Convert to fraction form
    9,088.01/12,508.96 = 6,430.81/x
  3. Step 3: Cross multiply
    9,088.01x = 12,508.96 × 6,430.81
  4. Step 4: Simplify right side
    9,088.01x = 80,442,662.36
  5. Step 5: Solve for x
    x = 80,442,662.36/9,088.01
  6. Step 6: Final answer
    x = 8,851.52

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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.