Home / 9,079.16-12,528.84-5,302.52

Finding the Fourth Proportional to 9,079.16, 12,528.84 and 5,302.52

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Solution

The fourth proportional to 9,079.16, 12,528.84 and 5,302.52 is: 7,317.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,079.16 : 12,528.84 = 5,302.52 : x
  2. Step 2: Convert to fraction form
    9,079.16/12,528.84 = 5,302.52/x
  3. Step 3: Cross multiply
    9,079.16x = 12,528.84 × 5,302.52
  4. Step 4: Simplify right side
    9,079.16x = 66,434,424.68
  5. Step 5: Solve for x
    x = 66,434,424.68/9,079.16
  6. Step 6: Final answer
    x = 7,317.24

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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.