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Finding the Fourth Proportional to 1,875.04, 2,587.08 and 1,254.04

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Solution

The fourth proportional to 1,875.04, 2,587.08 and 1,254.04 is: 1,730.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,875.04 : 2,587.08 = 1,254.04 : x
  2. Step 2: Convert to fraction form
    1,875.04/2,587.08 = 1,254.04/x
  3. Step 3: Cross multiply
    1,875.04x = 2,587.08 × 1,254.04
  4. Step 4: Simplify right side
    1,875.04x = 3,244,301.80
  5. Step 5: Solve for x
    x = 3,244,301.80/1,875.04
  6. Step 6: Final answer
    x = 1,730.26

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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.