Home / 8,407.16-11,599.83-5,535.59

Finding the Fourth Proportional to 8,407.16, 11,599.83 and 5,535.59

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Solution

The fourth proportional to 8,407.16, 11,599.83 and 5,535.59 is: 7,637.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,407.16 : 11,599.83 = 5,535.59 : x
  2. Step 2: Convert to fraction form
    8,407.16/11,599.83 = 5,535.59/x
  3. Step 3: Cross multiply
    8,407.16x = 11,599.83 × 5,535.59
  4. Step 4: Simplify right side
    8,407.16x = 64,211,844.95
  5. Step 5: Solve for x
    x = 64,211,844.95/8,407.16
  6. Step 6: Final answer
    x = 7,637.76

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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.