Home / 1,459.81-2,189.72-1,032.13

Finding the Fourth Proportional to 1,459.81, 2,189.72 and 1,032.13

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Solution

The fourth proportional to 1,459.81, 2,189.72 and 1,032.13 is: 1,548.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,459.81 : 2,189.72 = 1,032.13 : x
  2. Step 2: Convert to fraction form
    1,459.81/2,189.72 = 1,032.13/x
  3. Step 3: Cross multiply
    1,459.81x = 2,189.72 × 1,032.13
  4. Step 4: Simplify right side
    1,459.81x = 2,260,075.70
  5. Step 5: Solve for x
    x = 2,260,075.70/1,459.81
  6. Step 6: Final answer
    x = 1,548.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.