Home / 9,465.04-13,061.28-5,272.48

Finding the Fourth Proportional to 9,465.04, 13,061.28 and 5,272.48

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Solution

The fourth proportional to 9,465.04, 13,061.28 and 5,272.48 is: 7,275.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,465.04 : 13,061.28 = 5,272.48 : x
  2. Step 2: Convert to fraction form
    9,465.04/13,061.28 = 5,272.48/x
  3. Step 3: Cross multiply
    9,465.04x = 13,061.28 × 5,272.48
  4. Step 4: Simplify right side
    9,465.04x = 68,865,337.57
  5. Step 5: Solve for x
    x = 68,865,337.57/9,465.04
  6. Step 6: Final answer
    x = 7,275.76

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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.