Home / 9,808.65-13,535.87-5,560.51

Finding the Fourth Proportional to 9,808.65, 13,535.87 and 5,560.51

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Solution

The fourth proportional to 9,808.65, 13,535.87 and 5,560.51 is: 7,673.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,808.65 : 13,535.87 = 5,560.51 : x
  2. Step 2: Convert to fraction form
    9,808.65/13,535.87 = 5,560.51/x
  3. Step 3: Cross multiply
    9,808.65x = 13,535.87 × 5,560.51
  4. Step 4: Simplify right side
    9,808.65x = 75,266,340.49
  5. Step 5: Solve for x
    x = 75,266,340.49/9,808.65
  6. Step 6: Final answer
    x = 7,673.47

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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.