Home / 3,302.48-4,557.42-1,810.40

Finding the Fourth Proportional to 3,302.48, 4,557.42 and 1,810.40

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Solution

The fourth proportional to 3,302.48, 4,557.42 and 1,810.40 is: 2,498.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,302.48 : 4,557.42 = 1,810.40 : x
  2. Step 2: Convert to fraction form
    3,302.48/4,557.42 = 1,810.40/x
  3. Step 3: Cross multiply
    3,302.48x = 4,557.42 × 1,810.40
  4. Step 4: Simplify right side
    3,302.48x = 8,250,753.17
  5. Step 5: Solve for x
    x = 8,250,753.17/3,302.48
  6. Step 6: Final answer
    x = 2,498.35

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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.