Home / 7,459.80-10,294.58-4,102.58

Finding the Fourth Proportional to 7,459.80, 10,294.58 and 4,102.58

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Solution

The fourth proportional to 7,459.80, 10,294.58 and 4,102.58 is: 5,661.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,459.80 : 10,294.58 = 4,102.58 : x
  2. Step 2: Convert to fraction form
    7,459.80/10,294.58 = 4,102.58/x
  3. Step 3: Cross multiply
    7,459.80x = 10,294.58 × 4,102.58
  4. Step 4: Simplify right side
    7,459.80x = 42,234,338.02
  5. Step 5: Solve for x
    x = 42,234,338.02/7,459.80
  6. Step 6: Final answer
    x = 5,661.59

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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.