Home / 4,710.70-7,066.05-1,247.95

Finding the Fourth Proportional to 4,710.70, 7,066.05 and 1,247.95

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Solution

The fourth proportional to 4,710.70, 7,066.05 and 1,247.95 is: 1,871.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,710.70 : 7,066.05 = 1,247.95 : x
  2. Step 2: Convert to fraction form
    4,710.70/7,066.05 = 1,247.95/x
  3. Step 3: Cross multiply
    4,710.70x = 7,066.05 × 1,247.95
  4. Step 4: Simplify right side
    4,710.70x = 8,818,077.10
  5. Step 5: Solve for x
    x = 8,818,077.10/4,710.70
  6. Step 6: Final answer
    x = 1,871.93

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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.