Home / 7,726.14-10,658.16-4,888.76

Finding the Fourth Proportional to 7,726.14, 10,658.16 and 4,888.76

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Solution

The fourth proportional to 7,726.14, 10,658.16 and 4,888.76 is: 6,744.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,726.14 : 10,658.16 = 4,888.76 : x
  2. Step 2: Convert to fraction form
    7,726.14/10,658.16 = 4,888.76/x
  3. Step 3: Cross multiply
    7,726.14x = 10,658.16 × 4,888.76
  4. Step 4: Simplify right side
    7,726.14x = 52,105,132.99
  5. Step 5: Solve for x
    x = 52,105,132.99/7,726.14
  6. Step 6: Final answer
    x = 6,744.01

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Half scale
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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.