Home / 1,566.68-2,159.87-1,146.29

Finding the Fourth Proportional to 1,566.68, 2,159.87 and 1,146.29

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Solution

The fourth proportional to 1,566.68, 2,159.87 and 1,146.29 is: 1,580.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,566.68 : 2,159.87 = 1,146.29 : x
  2. Step 2: Convert to fraction form
    1,566.68/2,159.87 = 1,146.29/x
  3. Step 3: Cross multiply
    1,566.68x = 2,159.87 × 1,146.29
  4. Step 4: Simplify right side
    1,566.68x = 2,475,820.85
  5. Step 5: Solve for x
    x = 2,475,820.85/1,566.68
  6. Step 6: Final answer
    x = 1,580.30

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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.