Home / 5,721.60-7,897.56-3,332.28

Finding the Fourth Proportional to 5,721.60, 7,897.56 and 3,332.28

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Solution

The fourth proportional to 5,721.60, 7,897.56 and 3,332.28 is: 4,599.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,721.60 : 7,897.56 = 3,332.28 : x
  2. Step 2: Convert to fraction form
    5,721.60/7,897.56 = 3,332.28/x
  3. Step 3: Cross multiply
    5,721.60x = 7,897.56 × 3,332.28
  4. Step 4: Simplify right side
    5,721.60x = 26,316,881.24
  5. Step 5: Solve for x
    x = 26,316,881.24/5,721.60
  6. Step 6: Final answer
    x = 4,599.57

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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.