Home / 9,225.13-12,730.80-5,033.38

Finding the Fourth Proportional to 9,225.13, 12,730.80 and 5,033.38

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Solution

The fourth proportional to 9,225.13, 12,730.80 and 5,033.38 is: 6,946.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,225.13 : 12,730.80 = 5,033.38 : x
  2. Step 2: Convert to fraction form
    9,225.13/12,730.80 = 5,033.38/x
  3. Step 3: Cross multiply
    9,225.13x = 12,730.80 × 5,033.38
  4. Step 4: Simplify right side
    9,225.13x = 64,078,954.10
  5. Step 5: Solve for x
    x = 64,078,954.10/9,225.13
  6. Step 6: Final answer
    x = 6,946.13

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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.