Home / 6,487.08-9,722.16-2,975.82

Finding the Fourth Proportional to 6,487.08, 9,722.16 and 2,975.82

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Solution

The fourth proportional to 6,487.08, 9,722.16 and 2,975.82 is: 4,459.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,487.08 : 9,722.16 = 2,975.82 : x
  2. Step 2: Convert to fraction form
    6,487.08/9,722.16 = 2,975.82/x
  3. Step 3: Cross multiply
    6,487.08x = 9,722.16 × 2,975.82
  4. Step 4: Simplify right side
    6,487.08x = 28,931,398.17
  5. Step 5: Solve for x
    x = 28,931,398.17/6,487.08
  6. Step 6: Final answer
    x = 4,459.85

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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.