Home / 4,687.16-7,031.46-1,566.20

Finding the Fourth Proportional to 4,687.16, 7,031.46 and 1,566.20

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Solution

The fourth proportional to 4,687.16, 7,031.46 and 1,566.20 is: 2,349.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,687.16 : 7,031.46 = 1,566.20 : x
  2. Step 2: Convert to fraction form
    4,687.16/7,031.46 = 1,566.20/x
  3. Step 3: Cross multiply
    4,687.16x = 7,031.46 × 1,566.20
  4. Step 4: Simplify right side
    4,687.16x = 11,012,672.65
  5. Step 5: Solve for x
    x = 11,012,672.65/4,687.16
  6. Step 6: Final answer
    x = 2,349.54

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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.