Home / 5,775.95-8,663.85-1,393.37

Finding the Fourth Proportional to 5,775.95, 8,663.85 and 1,393.37

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Solution

The fourth proportional to 5,775.95, 8,663.85 and 1,393.37 is: 2,090.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,775.95 : 8,663.85 = 1,393.37 : x
  2. Step 2: Convert to fraction form
    5,775.95/8,663.85 = 1,393.37/x
  3. Step 3: Cross multiply
    5,775.95x = 8,663.85 × 1,393.37
  4. Step 4: Simplify right side
    5,775.95x = 12,071,941.71
  5. Step 5: Solve for x
    x = 12,071,941.71/5,775.95
  6. Step 6: Final answer
    x = 2,090.04

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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.