Home / 2,068.47-2,854.90-1,184.86

Finding the Fourth Proportional to 2,068.47, 2,854.90 and 1,184.86

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Solution

The fourth proportional to 2,068.47, 2,854.90 and 1,184.86 is: 1,635.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,068.47 : 2,854.90 = 1,184.86 : x
  2. Step 2: Convert to fraction form
    2,068.47/2,854.90 = 1,184.86/x
  3. Step 3: Cross multiply
    2,068.47x = 2,854.90 × 1,184.86
  4. Step 4: Simplify right side
    2,068.47x = 3,382,655.20
  5. Step 5: Solve for x
    x = 3,382,655.20/2,068.47
  6. Step 6: Final answer
    x = 1,635.34

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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.