Home / 4,454.12-6,681.18-1,857

Finding the Fourth Proportional to 4,454.12, 6,681.18 and 1,857

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Solution

The fourth proportional to 4,454.12, 6,681.18 and 1,857 is: 2,785.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,454.12 : 6,681.18 = 1,857 : x
  2. Step 2: Convert to fraction form
    4,454.12/6,681.18 = 1,857/x
  3. Step 3: Cross multiply
    4,454.12x = 6,681.18 × 1,857
  4. Step 4: Simplify right side
    4,454.12x = 12,406,951.26
  5. Step 5: Solve for x
    x = 12,406,951.26/4,454.12
  6. Step 6: Final answer
    x = 2,785.50

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Double scale
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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.