Home / 9,292.97-12,818.47-5,513.46

Finding the Fourth Proportional to 9,292.97, 12,818.47 and 5,513.46

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Solution

The fourth proportional to 9,292.97, 12,818.47 and 5,513.46 is: 7,605.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,292.97 : 12,818.47 = 5,513.46 : x
  2. Step 2: Convert to fraction form
    9,292.97/12,818.47 = 5,513.46/x
  3. Step 3: Cross multiply
    9,292.97x = 12,818.47 × 5,513.46
  4. Step 4: Simplify right side
    9,292.97x = 70,674,094.04
  5. Step 5: Solve for x
    x = 70,674,094.04/9,292.97
  6. Step 6: Final answer
    x = 7,605.11

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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.