Home / 5,341.61-8,009.65-3,124.76

Finding the Fourth Proportional to 5,341.61, 8,009.65 and 3,124.76

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Solution

The fourth proportional to 5,341.61, 8,009.65 and 3,124.76 is: 4,685.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,341.61 : 8,009.65 = 3,124.76 : x
  2. Step 2: Convert to fraction form
    5,341.61/8,009.65 = 3,124.76/x
  3. Step 3: Cross multiply
    5,341.61x = 8,009.65 × 3,124.76
  4. Step 4: Simplify right side
    5,341.61x = 25,028,233.93
  5. Step 5: Solve for x
    x = 25,028,233.93/5,341.61
  6. Step 6: Final answer
    x = 4,685.53

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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.