Home / 3,154.47-4,725.65-1,763.59

Finding the Fourth Proportional to 3,154.47, 4,725.65 and 1,763.59

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Solution

The fourth proportional to 3,154.47, 4,725.65 and 1,763.59 is: 2,642.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,154.47 : 4,725.65 = 1,763.59 : x
  2. Step 2: Convert to fraction form
    3,154.47/4,725.65 = 1,763.59/x
  3. Step 3: Cross multiply
    3,154.47x = 4,725.65 × 1,763.59
  4. Step 4: Simplify right side
    3,154.47x = 8,334,106.17
  5. Step 5: Solve for x
    x = 8,334,106.17/3,154.47
  6. Step 6: Final answer
    x = 2,642.00

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1.5x scale

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.