Home / 7,633.12-10,532.28-4,488.16

Finding the Fourth Proportional to 7,633.12, 10,532.28 and 4,488.16

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Solution

The fourth proportional to 7,633.12, 10,532.28 and 4,488.16 is: 6,192.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,633.12 : 10,532.28 = 4,488.16 : x
  2. Step 2: Convert to fraction form
    7,633.12/10,532.28 = 4,488.16/x
  3. Step 3: Cross multiply
    7,633.12x = 10,532.28 × 4,488.16
  4. Step 4: Simplify right side
    7,633.12x = 47,270,557.80
  5. Step 5: Solve for x
    x = 47,270,557.80/7,633.12
  6. Step 6: Final answer
    x = 6,192.82

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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.