Home / 4,658.48-6,426.56-4,127.90

Finding the Fourth Proportional to 4,658.48, 6,426.56 and 4,127.90

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Solution

The fourth proportional to 4,658.48, 6,426.56 and 4,127.90 is: 5,694.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,658.48 : 6,426.56 = 4,127.90 : x
  2. Step 2: Convert to fraction form
    4,658.48/6,426.56 = 4,127.90/x
  3. Step 3: Cross multiply
    4,658.48x = 6,426.56 × 4,127.90
  4. Step 4: Simplify right side
    4,658.48x = 26,528,144.25
  5. Step 5: Solve for x
    x = 26,528,144.25/4,658.48
  6. Step 6: Final answer
    x = 5,694.60

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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.