Home / 7,459.12-10,293.84-4,102.18

Finding the Fourth Proportional to 7,459.12, 10,293.84 and 4,102.18

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Solution

The fourth proportional to 7,459.12, 10,293.84 and 4,102.18 is: 5,661.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,459.12 : 10,293.84 = 4,102.18 : x
  2. Step 2: Convert to fraction form
    7,459.12/10,293.84 = 4,102.18/x
  3. Step 3: Cross multiply
    7,459.12x = 10,293.84 × 4,102.18
  4. Step 4: Simplify right side
    7,459.12x = 42,227,184.57
  5. Step 5: Solve for x
    x = 42,227,184.57/7,459.12
  6. Step 6: Final answer
    x = 5,661.15

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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.