Home / 5,263.30-7,895.40-1,800.55

Finding the Fourth Proportional to 5,263.30, 7,895.40 and 1,800.55

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Solution

The fourth proportional to 5,263.30, 7,895.40 and 1,800.55 is: 2,700.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,263.30 : 7,895.40 = 1,800.55 : x
  2. Step 2: Convert to fraction form
    5,263.30/7,895.40 = 1,800.55/x
  3. Step 3: Cross multiply
    5,263.30x = 7,895.40 × 1,800.55
  4. Step 4: Simplify right side
    5,263.30x = 14,216,062.47
  5. Step 5: Solve for x
    x = 14,216,062.47/5,263.30
  6. Step 6: Final answer
    x = 2,700.98

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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.