Home / 8,475.08-11,693.77-5,117.81

Finding the Fourth Proportional to 8,475.08, 11,693.77 and 5,117.81

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Solution

The fourth proportional to 8,475.08, 11,693.77 and 5,117.81 is: 7,061.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,475.08 : 11,693.77 = 5,117.81 : x
  2. Step 2: Convert to fraction form
    8,475.08/11,693.77 = 5,117.81/x
  3. Step 3: Cross multiply
    8,475.08x = 11,693.77 × 5,117.81
  4. Step 4: Simplify right side
    8,475.08x = 59,846,454.67
  5. Step 5: Solve for x
    x = 59,846,454.67/8,475.08
  6. Step 6: Final answer
    x = 7,061.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.