Home / 9,548.18-13,175.28-5,298.65

Finding the Fourth Proportional to 9,548.18, 13,175.28 and 5,298.65

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Solution

The fourth proportional to 9,548.18, 13,175.28 and 5,298.65 is: 7,311.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,548.18 : 13,175.28 = 5,298.65 : x
  2. Step 2: Convert to fraction form
    9,548.18/13,175.28 = 5,298.65/x
  3. Step 3: Cross multiply
    9,548.18x = 13,175.28 × 5,298.65
  4. Step 4: Simplify right side
    9,548.18x = 69,811,153.23
  5. Step 5: Solve for x
    x = 69,811,153.23/9,548.18
  6. Step 6: Final answer
    x = 7,311.46

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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.