Home / 9,808.17-13,535.60-5,559.18

Finding the Fourth Proportional to 9,808.17, 13,535.60 and 5,559.18

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Solution

The fourth proportional to 9,808.17, 13,535.60 and 5,559.18 is: 7,671.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,808.17 : 13,535.60 = 5,559.18 : x
  2. Step 2: Convert to fraction form
    9,808.17/13,535.60 = 5,559.18/x
  3. Step 3: Cross multiply
    9,808.17x = 13,535.60 × 5,559.18
  4. Step 4: Simplify right side
    9,808.17x = 75,246,836.81
  5. Step 5: Solve for x
    x = 75,246,836.81/9,808.17
  6. Step 6: Final answer
    x = 7,671.85

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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.