Home / 4,070.52-5,616.34-2,391.80

Finding the Fourth Proportional to 4,070.52, 5,616.34 and 2,391.80

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Solution

The fourth proportional to 4,070.52, 5,616.34 and 2,391.80 is: 3,300.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,070.52 : 5,616.34 = 2,391.80 : x
  2. Step 2: Convert to fraction form
    4,070.52/5,616.34 = 2,391.80/x
  3. Step 3: Cross multiply
    4,070.52x = 5,616.34 × 2,391.80
  4. Step 4: Simplify right side
    4,070.52x = 13,433,127.95
  5. Step 5: Solve for x
    x = 13,433,127.95/4,070.52
  6. Step 6: Final answer
    x = 3,300.10

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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.