Home / 7,624.02-11,439.95-5,774.52

Finding the Fourth Proportional to 7,624.02, 11,439.95 and 5,774.52

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Solution

The fourth proportional to 7,624.02, 11,439.95 and 5,774.52 is: 8,664.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,624.02 : 11,439.95 = 5,774.52 : x
  2. Step 2: Convert to fraction form
    7,624.02/11,439.95 = 5,774.52/x
  3. Step 3: Cross multiply
    7,624.02x = 11,439.95 × 5,774.52
  4. Step 4: Simplify right side
    7,624.02x = 66,060,191.20
  5. Step 5: Solve for x
    x = 66,060,191.20/7,624.02
  6. Step 6: Final answer
    x = 8,664.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.