Home / 10,292.47-14,203.59-5,576.75

Finding the Fourth Proportional to 10,292.47, 14,203.59 and 5,576.75

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Solution

The fourth proportional to 10,292.47, 14,203.59 and 5,576.75 is: 7,695.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,292.47 : 14,203.59 = 5,576.75 : x
  2. Step 2: Convert to fraction form
    10,292.47/14,203.59 = 5,576.75/x
  3. Step 3: Cross multiply
    10,292.47x = 14,203.59 × 5,576.75
  4. Step 4: Simplify right side
    10,292.47x = 79,209,831.87
  5. Step 5: Solve for x
    x = 79,209,831.87/10,292.47
  6. Step 6: Final answer
    x = 7,695.90

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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.