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Finding the Fourth Proportional to 9,590.59, 14,351.05 and 6,988.87

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Solution

The fourth proportional to 9,590.59, 14,351.05 and 6,988.87 is: 10,457.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,590.59 : 14,351.05 = 6,988.87 : x
  2. Step 2: Convert to fraction form
    9,590.59/14,351.05 = 6,988.87/x
  3. Step 3: Cross multiply
    9,590.59x = 14,351.05 × 6,988.87
  4. Step 4: Simplify right side
    9,590.59x = 100,297,622.81
  5. Step 5: Solve for x
    x = 100,297,622.81/9,590.59
  6. Step 6: Final answer
    x = 10,457.92

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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.