Home / 7,197.95-9,937.40-4,963.16

Finding the Fourth Proportional to 7,197.95, 9,937.40 and 4,963.16

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Solution

The fourth proportional to 7,197.95, 9,937.40 and 4,963.16 is: 6,852.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,197.95 : 9,937.40 = 4,963.16 : x
  2. Step 2: Convert to fraction form
    7,197.95/9,937.40 = 4,963.16/x
  3. Step 3: Cross multiply
    7,197.95x = 9,937.40 × 4,963.16
  4. Step 4: Simplify right side
    7,197.95x = 49,320,906.18
  5. Step 5: Solve for x
    x = 49,320,906.18/7,197.95
  6. Step 6: Final answer
    x = 6,852.08

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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.