Home / 5,225.47-7,210.56-3,100.24

Finding the Fourth Proportional to 5,225.47, 7,210.56 and 3,100.24

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Solution

The fourth proportional to 5,225.47, 7,210.56 and 3,100.24 is: 4,277.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,225.47 : 7,210.56 = 3,100.24 : x
  2. Step 2: Convert to fraction form
    5,225.47/7,210.56 = 3,100.24/x
  3. Step 3: Cross multiply
    5,225.47x = 7,210.56 × 3,100.24
  4. Step 4: Simplify right side
    5,225.47x = 22,354,430.48
  5. Step 5: Solve for x
    x = 22,354,430.48/5,225.47
  6. Step 6: Final answer
    x = 4,277.98

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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.