Home / 7,624.10-10,521.20-4,266.90

Finding the Fourth Proportional to 7,624.10, 10,521.20 and 4,266.90

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Solution

The fourth proportional to 7,624.10, 10,521.20 and 4,266.90 is: 5,888.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,624.10 : 10,521.20 = 4,266.90 : x
  2. Step 2: Convert to fraction form
    7,624.10/10,521.20 = 4,266.90/x
  3. Step 3: Cross multiply
    7,624.10x = 10,521.20 × 4,266.90
  4. Step 4: Simplify right side
    7,624.10x = 44,892,886.95
  5. Step 5: Solve for x
    x = 44,892,886.95/7,624.10
  6. Step 6: Final answer
    x = 5,888.29

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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.