Home / 4,710.63-7,066.08-1,247.88

Finding the Fourth Proportional to 4,710.63, 7,066.08 and 1,247.88

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Solution

The fourth proportional to 4,710.63, 7,066.08 and 1,247.88 is: 1,871.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,710.63 : 7,066.08 = 1,247.88 : x
  2. Step 2: Convert to fraction form
    4,710.63/7,066.08 = 1,247.88/x
  3. Step 3: Cross multiply
    4,710.63x = 7,066.08 × 1,247.88
  4. Step 4: Simplify right side
    4,710.63x = 8,817,619.91
  5. Step 5: Solve for x
    x = 8,817,619.91/4,710.63
  6. Step 6: Final answer
    x = 1,871.86

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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.