Home / 2,445.04-3,373.98-1,397.08

Finding the Fourth Proportional to 2,445.04, 3,373.98 and 1,397.08

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Solution

The fourth proportional to 2,445.04, 3,373.98 and 1,397.08 is: 1,927.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,445.04 : 3,373.98 = 1,397.08 : x
  2. Step 2: Convert to fraction form
    2,445.04/3,373.98 = 1,397.08/x
  3. Step 3: Cross multiply
    2,445.04x = 3,373.98 × 1,397.08
  4. Step 4: Simplify right side
    2,445.04x = 4,713,719.98
  5. Step 5: Solve for x
    x = 4,713,719.98/2,445.04
  6. Step 6: Final answer
    x = 1,927.87

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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.