Home / 8,964.28-13,434.09-4,572.49

Finding the Fourth Proportional to 8,964.28, 13,434.09 and 4,572.49

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Solution

The fourth proportional to 8,964.28, 13,434.09 and 4,572.49 is: 6,852.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,964.28 : 13,434.09 = 4,572.49 : x
  2. Step 2: Convert to fraction form
    8,964.28/13,434.09 = 4,572.49/x
  3. Step 3: Cross multiply
    8,964.28x = 13,434.09 × 4,572.49
  4. Step 4: Simplify right side
    8,964.28x = 61,427,242.18
  5. Step 5: Solve for x
    x = 61,427,242.18/8,964.28
  6. Step 6: Final answer
    x = 6,852.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.