Home / 3,652.66-5,038.95-2,657.50

Finding the Fourth Proportional to 3,652.66, 5,038.95 and 2,657.50

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Solution

The fourth proportional to 3,652.66, 5,038.95 and 2,657.50 is: 3,666.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,652.66 : 5,038.95 = 2,657.50 : x
  2. Step 2: Convert to fraction form
    3,652.66/5,038.95 = 2,657.50/x
  3. Step 3: Cross multiply
    3,652.66x = 5,038.95 × 2,657.50
  4. Step 4: Simplify right side
    3,652.66x = 13,391,009.63
  5. Step 5: Solve for x
    x = 13,391,009.63/3,652.66
  6. Step 6: Final answer
    x = 3,666.10

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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.