Home / 7,360.95-10,158.38-4,217.74

Finding the Fourth Proportional to 7,360.95, 10,158.38 and 4,217.74

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Solution

The fourth proportional to 7,360.95, 10,158.38 and 4,217.74 is: 5,820.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,360.95 : 10,158.38 = 4,217.74 : x
  2. Step 2: Convert to fraction form
    7,360.95/10,158.38 = 4,217.74/x
  3. Step 3: Cross multiply
    7,360.95x = 10,158.38 × 4,217.74
  4. Step 4: Simplify right side
    7,360.95x = 42,845,397.27
  5. Step 5: Solve for x
    x = 42,845,397.27/7,360.95
  6. Step 6: Final answer
    x = 5,820.64

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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.