Home / 4,710.60-7,065.90-1,248.12

Finding the Fourth Proportional to 4,710.60, 7,065.90 and 1,248.12

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Solution

The fourth proportional to 4,710.60, 7,065.90 and 1,248.12 is: 1,872.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,710.60 : 7,065.90 = 1,248.12 : x
  2. Step 2: Convert to fraction form
    4,710.60/7,065.90 = 1,248.12/x
  3. Step 3: Cross multiply
    4,710.60x = 7,065.90 × 1,248.12
  4. Step 4: Simplify right side
    4,710.60x = 8,819,091.11
  5. Step 5: Solve for x
    x = 8,819,091.11/4,710.60
  6. Step 6: Final answer
    x = 1,872.18

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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.