Home / 7,581.59-10,462.70-4,395.12

Finding the Fourth Proportional to 7,581.59, 10,462.70 and 4,395.12

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Solution

The fourth proportional to 7,581.59, 10,462.70 and 4,395.12 is: 6,065.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,581.59 : 10,462.70 = 4,395.12 : x
  2. Step 2: Convert to fraction form
    7,581.59/10,462.70 = 4,395.12/x
  3. Step 3: Cross multiply
    7,581.59x = 10,462.70 × 4,395.12
  4. Step 4: Simplify right side
    7,581.59x = 45,984,769.05
  5. Step 5: Solve for x
    x = 45,984,769.05/7,581.59
  6. Step 6: Final answer
    x = 6,065.32

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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.