Home / 7,625.28-10,521.62-4,482.08

Finding the Fourth Proportional to 7,625.28, 10,521.62 and 4,482.08

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Solution

The fourth proportional to 7,625.28, 10,521.62 and 4,482.08 is: 6,184.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,625.28 : 10,521.62 = 4,482.08 : x
  2. Step 2: Convert to fraction form
    7,625.28/10,521.62 = 4,482.08/x
  3. Step 3: Cross multiply
    7,625.28x = 10,521.62 × 4,482.08
  4. Step 4: Simplify right side
    7,625.28x = 47,158,742.57
  5. Step 5: Solve for x
    x = 47,158,742.57/7,625.28
  6. Step 6: Final answer
    x = 6,184.53

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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.