Home / 10,046.68-13,865.11-5,570.84

Finding the Fourth Proportional to 10,046.68, 13,865.11 and 5,570.84

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Solution

The fourth proportional to 10,046.68, 13,865.11 and 5,570.84 is: 7,688.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,046.68 : 13,865.11 = 5,570.84 : x
  2. Step 2: Convert to fraction form
    10,046.68/13,865.11 = 5,570.84/x
  3. Step 3: Cross multiply
    10,046.68x = 13,865.11 × 5,570.84
  4. Step 4: Simplify right side
    10,046.68x = 77,240,330.13
  5. Step 5: Solve for x
    x = 77,240,330.13/10,046.68
  6. Step 6: Final answer
    x = 7,688.15

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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.