Home / 7,527.48-10,386.14-4,542.18

Finding the Fourth Proportional to 7,527.48, 10,386.14 and 4,542.18

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Solution

The fourth proportional to 7,527.48, 10,386.14 and 4,542.18 is: 6,267.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,527.48 : 10,386.14 = 4,542.18 : x
  2. Step 2: Convert to fraction form
    7,527.48/10,386.14 = 4,542.18/x
  3. Step 3: Cross multiply
    7,527.48x = 10,386.14 × 4,542.18
  4. Step 4: Simplify right side
    7,527.48x = 47,175,694.67
  5. Step 5: Solve for x
    x = 47,175,694.67/7,527.48
  6. Step 6: Final answer
    x = 6,267.13

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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.