Home / 6,237.40-8,607.64-3,442.90

Finding the Fourth Proportional to 6,237.40, 8,607.64 and 3,442.90

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Solution

The fourth proportional to 6,237.40, 8,607.64 and 3,442.90 is: 4,751.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,237.40 : 8,607.64 = 3,442.90 : x
  2. Step 2: Convert to fraction form
    6,237.40/8,607.64 = 3,442.90/x
  3. Step 3: Cross multiply
    6,237.40x = 8,607.64 × 3,442.90
  4. Step 4: Simplify right side
    6,237.40x = 29,635,192.11
  5. Step 5: Solve for x
    x = 29,635,192.11/6,237.40
  6. Step 6: Final answer
    x = 4,751.21

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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.