Home / 7,439.14-10,267.88-5,053.16

Finding the Fourth Proportional to 7,439.14, 10,267.88 and 5,053.16

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Solution

The fourth proportional to 7,439.14, 10,267.88 and 5,053.16 is: 6,974.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,439.14 : 10,267.88 = 5,053.16 : x
  2. Step 2: Convert to fraction form
    7,439.14/10,267.88 = 5,053.16/x
  3. Step 3: Cross multiply
    7,439.14x = 10,267.88 × 5,053.16
  4. Step 4: Simplify right side
    7,439.14x = 51,885,240.50
  5. Step 5: Solve for x
    x = 51,885,240.50/7,439.14
  6. Step 6: Final answer
    x = 6,974.63

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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.