Home / 9,275.90-12,801.56-5,298.29

Finding the Fourth Proportional to 9,275.90, 12,801.56 and 5,298.29

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Solution

The fourth proportional to 9,275.90, 12,801.56 and 5,298.29 is: 7,312.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,275.90 : 12,801.56 = 5,298.29 : x
  2. Step 2: Convert to fraction form
    9,275.90/12,801.56 = 5,298.29/x
  3. Step 3: Cross multiply
    9,275.90x = 12,801.56 × 5,298.29
  4. Step 4: Simplify right side
    9,275.90x = 67,826,350.84
  5. Step 5: Solve for x
    x = 67,826,350.84/9,275.90
  6. Step 6: Final answer
    x = 7,312.10

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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.