Home / 7,555.28-10,424.70-4,411.46

Finding the Fourth Proportional to 7,555.28, 10,424.70 and 4,411.46

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Solution

The fourth proportional to 7,555.28, 10,424.70 and 4,411.46 is: 6,086.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,555.28 : 10,424.70 = 4,411.46 : x
  2. Step 2: Convert to fraction form
    7,555.28/10,424.70 = 4,411.46/x
  3. Step 3: Cross multiply
    7,555.28x = 10,424.70 × 4,411.46
  4. Step 4: Simplify right side
    7,555.28x = 45,988,173.12
  5. Step 5: Solve for x
    x = 45,988,173.12/7,555.28
  6. Step 6: Final answer
    x = 6,086.90

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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.