Home / 1,875.32-2,587.95-1,036.05

Finding the Fourth Proportional to 1,875.32, 2,587.95 and 1,036.05

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Solution

The fourth proportional to 1,875.32, 2,587.95 and 1,036.05 is: 1,429.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,875.32 : 2,587.95 = 1,036.05 : x
  2. Step 2: Convert to fraction form
    1,875.32/2,587.95 = 1,036.05/x
  3. Step 3: Cross multiply
    1,875.32x = 2,587.95 × 1,036.05
  4. Step 4: Simplify right side
    1,875.32x = 2,681,245.60
  5. Step 5: Solve for x
    x = 2,681,245.60/1,875.32
  6. Step 6: Final answer
    x = 1,429.75

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.