Home / 7,616.32-10,509.84-4,258.96

Finding the Fourth Proportional to 7,616.32, 10,509.84 and 4,258.96

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Solution

The fourth proportional to 7,616.32, 10,509.84 and 4,258.96 is: 5,876.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,616.32 : 10,509.84 = 4,258.96 : x
  2. Step 2: Convert to fraction form
    7,616.32/10,509.84 = 4,258.96/x
  3. Step 3: Cross multiply
    7,616.32x = 10,509.84 × 4,258.96
  4. Step 4: Simplify right side
    7,616.32x = 44,760,988.17
  5. Step 5: Solve for x
    x = 44,760,988.17/7,616.32
  6. Step 6: Final answer
    x = 5,876.98

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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.