Home / 5,686.10-8,535.55-4,393.30

Finding the Fourth Proportional to 5,686.10, 8,535.55 and 4,393.30

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Solution

The fourth proportional to 5,686.10, 8,535.55 and 4,393.30 is: 6,594.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,686.10 : 8,535.55 = 4,393.30 : x
  2. Step 2: Convert to fraction form
    5,686.10/8,535.55 = 4,393.30/x
  3. Step 3: Cross multiply
    5,686.10x = 8,535.55 × 4,393.30
  4. Step 4: Simplify right side
    5,686.10x = 37,499,231.82
  5. Step 5: Solve for x
    x = 37,499,231.82/5,686.10
  6. Step 6: Final answer
    x = 6,594.89

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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.