Home / 10,331.87-14,258.04-5,616.14

Finding the Fourth Proportional to 10,331.87, 14,258.04 and 5,616.14

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Solution

The fourth proportional to 10,331.87, 14,258.04 and 5,616.14 is: 7,750.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,331.87 : 14,258.04 = 5,616.14 : x
  2. Step 2: Convert to fraction form
    10,331.87/14,258.04 = 5,616.14/x
  3. Step 3: Cross multiply
    10,331.87x = 14,258.04 × 5,616.14
  4. Step 4: Simplify right side
    10,331.87x = 80,075,077.48
  5. Step 5: Solve for x
    x = 80,075,077.48/10,331.87
  6. Step 6: Final answer
    x = 7,750.30

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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.