Home / 6,689.60-10,023.28-4,732.08

Finding the Fourth Proportional to 6,689.60, 10,023.28 and 4,732.08

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Solution

The fourth proportional to 6,689.60, 10,023.28 and 4,732.08 is: 7,090.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,689.60 : 10,023.28 = 4,732.08 : x
  2. Step 2: Convert to fraction form
    6,689.60/10,023.28 = 4,732.08/x
  3. Step 3: Cross multiply
    6,689.60x = 10,023.28 × 4,732.08
  4. Step 4: Simplify right side
    6,689.60x = 47,430,962.82
  5. Step 5: Solve for x
    x = 47,430,962.82/6,689.60
  6. Step 6: Final answer
    x = 7,090.25

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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.