Home / 7,539.48-11,254.29-6,983.61

Finding the Fourth Proportional to 7,539.48, 11,254.29 and 6,983.61

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Solution

The fourth proportional to 7,539.48, 11,254.29 and 6,983.61 is: 10,424.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,539.48 : 11,254.29 = 6,983.61 : x
  2. Step 2: Convert to fraction form
    7,539.48/11,254.29 = 6,983.61/x
  3. Step 3: Cross multiply
    7,539.48x = 11,254.29 × 6,983.61
  4. Step 4: Simplify right side
    7,539.48x = 78,595,572.19
  5. Step 5: Solve for x
    x = 78,595,572.19/7,539.48
  6. Step 6: Final answer
    x = 10,424.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.