Home / 7,507.68-10,364.52-4,714.80

Finding the Fourth Proportional to 7,507.68, 10,364.52 and 4,714.80

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Solution

The fourth proportional to 7,507.68, 10,364.52 and 4,714.80 is: 6,508.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,507.68 : 10,364.52 = 4,714.80 : x
  2. Step 2: Convert to fraction form
    7,507.68/10,364.52 = 4,714.80/x
  3. Step 3: Cross multiply
    7,507.68x = 10,364.52 × 4,714.80
  4. Step 4: Simplify right side
    7,507.68x = 48,866,638.90
  5. Step 5: Solve for x
    x = 48,866,638.90/7,507.68
  6. Step 6: Final answer
    x = 6,508.89

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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.