Home / 1,875.42-2,588.11-1,036.13

Finding the Fourth Proportional to 1,875.42, 2,588.11 and 1,036.13

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Solution

The fourth proportional to 1,875.42, 2,588.11 and 1,036.13 is: 1,429.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,875.42 : 2,588.11 = 1,036.13 : x
  2. Step 2: Convert to fraction form
    1,875.42/2,588.11 = 1,036.13/x
  3. Step 3: Cross multiply
    1,875.42x = 2,588.11 × 1,036.13
  4. Step 4: Simplify right side
    1,875.42x = 2,681,618.41
  5. Step 5: Solve for x
    x = 2,681,618.41/1,875.42
  6. Step 6: Final answer
    x = 1,429.88

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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.