Home / 5,094.18-7,642.08-1,807.20

Finding the Fourth Proportional to 5,094.18, 7,642.08 and 1,807.20

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Solution

The fourth proportional to 5,094.18, 7,642.08 and 1,807.20 is: 2,711.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,094.18 : 7,642.08 = 1,807.20 : x
  2. Step 2: Convert to fraction form
    5,094.18/7,642.08 = 1,807.20/x
  3. Step 3: Cross multiply
    5,094.18x = 7,642.08 × 1,807.20
  4. Step 4: Simplify right side
    5,094.18x = 13,810,766.98
  5. Step 5: Solve for x
    x = 13,810,766.98/5,094.18
  6. Step 6: Final answer
    x = 2,711.09

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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.