Home / 4,557.18-6,290.24-2,985.38

Finding the Fourth Proportional to 4,557.18, 6,290.24 and 2,985.38

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Solution

The fourth proportional to 4,557.18, 6,290.24 and 2,985.38 is: 4,120.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,557.18 : 6,290.24 = 2,985.38 : x
  2. Step 2: Convert to fraction form
    4,557.18/6,290.24 = 2,985.38/x
  3. Step 3: Cross multiply
    4,557.18x = 6,290.24 × 2,985.38
  4. Step 4: Simplify right side
    4,557.18x = 18,778,756.69
  5. Step 5: Solve for x
    x = 18,778,756.69/4,557.18
  6. Step 6: Final answer
    x = 4,120.70

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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.