Home / 1,875.40-2,588.12-1,036.14

Finding the Fourth Proportional to 1,875.40, 2,588.12 and 1,036.14

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Solution

The fourth proportional to 1,875.40, 2,588.12 and 1,036.14 is: 1,429.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,875.40 : 2,588.12 = 1,036.14 : x
  2. Step 2: Convert to fraction form
    1,875.40/2,588.12 = 1,036.14/x
  3. Step 3: Cross multiply
    1,875.40x = 2,588.12 × 1,036.14
  4. Step 4: Simplify right side
    1,875.40x = 2,681,654.66
  5. Step 5: Solve for x
    x = 2,681,654.66/1,875.40
  6. Step 6: Final answer
    x = 1,429.91

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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.