Home / 1,591.82-2,386.58-1,070.53

Finding the Fourth Proportional to 1,591.82, 2,386.58 and 1,070.53

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Solution

The fourth proportional to 1,591.82, 2,386.58 and 1,070.53 is: 1,605.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,591.82 : 2,386.58 = 1,070.53 : x
  2. Step 2: Convert to fraction form
    1,591.82/2,386.58 = 1,070.53/x
  3. Step 3: Cross multiply
    1,591.82x = 2,386.58 × 1,070.53
  4. Step 4: Simplify right side
    1,591.82x = 2,554,894.17
  5. Step 5: Solve for x
    x = 2,554,894.17/1,591.82
  6. Step 6: Final answer
    x = 1,605.02

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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.