Home / 4,237.04-6,352.92-1,638.80

Finding the Fourth Proportional to 4,237.04, 6,352.92 and 1,638.80

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Solution

The fourth proportional to 4,237.04, 6,352.92 and 1,638.80 is: 2,457.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,237.04 : 6,352.92 = 1,638.80 : x
  2. Step 2: Convert to fraction form
    4,237.04/6,352.92 = 1,638.80/x
  3. Step 3: Cross multiply
    4,237.04x = 6,352.92 × 1,638.80
  4. Step 4: Simplify right side
    4,237.04x = 10,411,165.30
  5. Step 5: Solve for x
    x = 10,411,165.30/4,237.04
  6. Step 6: Final answer
    x = 2,457.18

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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.