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Finding the Fourth Proportional to 9,068.16, 12,514.08 and 5,089.32

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Solution

The fourth proportional to 9,068.16, 12,514.08 and 5,089.32 is: 7,023.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,068.16 : 12,514.08 = 5,089.32 : x
  2. Step 2: Convert to fraction form
    9,068.16/12,514.08 = 5,089.32/x
  3. Step 3: Cross multiply
    9,068.16x = 12,514.08 × 5,089.32
  4. Step 4: Simplify right side
    9,068.16x = 63,688,157.63
  5. Step 5: Solve for x
    x = 63,688,157.63/9,068.16
  6. Step 6: Final answer
    x = 7,023.27

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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.