Home / 9,532.32-13,154.40-5,340.48

Finding the Fourth Proportional to 9,532.32, 13,154.40 and 5,340.48

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Solution

The fourth proportional to 9,532.32, 13,154.40 and 5,340.48 is: 7,369.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,532.32 : 13,154.40 = 5,340.48 : x
  2. Step 2: Convert to fraction form
    9,532.32/13,154.40 = 5,340.48/x
  3. Step 3: Cross multiply
    9,532.32x = 13,154.40 × 5,340.48
  4. Step 4: Simplify right side
    9,532.32x = 70,250,810.11
  5. Step 5: Solve for x
    x = 70,250,810.11/9,532.32
  6. Step 6: Final answer
    x = 7,369.75

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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.