Home / 10,531.89-14,536.90-6,550.62

Finding the Fourth Proportional to 10,531.89, 14,536.90 and 6,550.62

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Solution

The fourth proportional to 10,531.89, 14,536.90 and 6,550.62 is: 9,041.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,531.89 : 14,536.90 = 6,550.62 : x
  2. Step 2: Convert to fraction form
    10,531.89/14,536.90 = 6,550.62/x
  3. Step 3: Cross multiply
    10,531.89x = 14,536.90 × 6,550.62
  4. Step 4: Simplify right side
    10,531.89x = 95,225,707.88
  5. Step 5: Solve for x
    x = 95,225,707.88/10,531.89
  6. Step 6: Final answer
    x = 9,041.65

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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.