Home / 10,332.52-14,258.88-5,616.80

Finding the Fourth Proportional to 10,332.52, 14,258.88 and 5,616.80

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Solution

The fourth proportional to 10,332.52, 14,258.88 and 5,616.80 is: 7,751.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,332.52 : 14,258.88 = 5,616.80 : x
  2. Step 2: Convert to fraction form
    10,332.52/14,258.88 = 5,616.80/x
  3. Step 3: Cross multiply
    10,332.52x = 14,258.88 × 5,616.80
  4. Step 4: Simplify right side
    10,332.52x = 80,089,277.18
  5. Step 5: Solve for x
    x = 80,089,277.18/10,332.52
  6. Step 6: Final answer
    x = 7,751.19

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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.