Home / 6,612.90-9,124.82-4,258.24

Finding the Fourth Proportional to 6,612.90, 9,124.82 and 4,258.24

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Solution

The fourth proportional to 6,612.90, 9,124.82 and 4,258.24 is: 5,875.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,612.90 : 9,124.82 = 4,258.24 : x
  2. Step 2: Convert to fraction form
    6,612.90/9,124.82 = 4,258.24/x
  3. Step 3: Cross multiply
    6,612.90x = 9,124.82 × 4,258.24
  4. Step 4: Simplify right side
    6,612.90x = 38,855,673.52
  5. Step 5: Solve for x
    x = 38,855,673.52/6,612.90
  6. Step 6: Final answer
    x = 5,875.74

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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.