Home / 4,762.90-6,572.65-2,638.53

Finding the Fourth Proportional to 4,762.90, 6,572.65 and 2,638.53

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Solution

The fourth proportional to 4,762.90, 6,572.65 and 2,638.53 is: 3,641.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,762.90 : 6,572.65 = 2,638.53 : x
  2. Step 2: Convert to fraction form
    4,762.90/6,572.65 = 2,638.53/x
  3. Step 3: Cross multiply
    4,762.90x = 6,572.65 × 2,638.53
  4. Step 4: Simplify right side
    4,762.90x = 17,342,134.20
  5. Step 5: Solve for x
    x = 17,342,134.20/4,762.90
  6. Step 6: Final answer
    x = 3,641.09

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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.