Home / 7,291.13-10,935.05-2,848.91

Finding the Fourth Proportional to 7,291.13, 10,935.05 and 2,848.91

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Solution

The fourth proportional to 7,291.13, 10,935.05 and 2,848.91 is: 4,272.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,291.13 : 10,935.05 = 2,848.91 : x
  2. Step 2: Convert to fraction form
    7,291.13/10,935.05 = 2,848.91/x
  3. Step 3: Cross multiply
    7,291.13x = 10,935.05 × 2,848.91
  4. Step 4: Simplify right side
    7,291.13x = 31,152,920.40
  5. Step 5: Solve for x
    x = 31,152,920.40/7,291.13
  6. Step 6: Final answer
    x = 4,272.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.