Home / 4,018.15-5,543.95-2,445.13

Finding the Fourth Proportional to 4,018.15, 5,543.95 and 2,445.13

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Solution

The fourth proportional to 4,018.15, 5,543.95 and 2,445.13 is: 3,373.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,018.15 : 5,543.95 = 2,445.13 : x
  2. Step 2: Convert to fraction form
    4,018.15/5,543.95 = 2,445.13/x
  3. Step 3: Cross multiply
    4,018.15x = 5,543.95 × 2,445.13
  4. Step 4: Simplify right side
    4,018.15x = 13,555,678.46
  5. Step 5: Solve for x
    x = 13,555,678.46/4,018.15
  6. Step 6: Final answer
    x = 3,373.61

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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.