Home / 5,225.04-7,210.86-3,101.22

Finding the Fourth Proportional to 5,225.04, 7,210.86 and 3,101.22

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Solution

The fourth proportional to 5,225.04, 7,210.86 and 3,101.22 is: 4,279.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,225.04 : 7,210.86 = 3,101.22 : x
  2. Step 2: Convert to fraction form
    5,225.04/7,210.86 = 3,101.22/x
  3. Step 3: Cross multiply
    5,225.04x = 7,210.86 × 3,101.22
  4. Step 4: Simplify right side
    5,225.04x = 22,362,463.25
  5. Step 5: Solve for x
    x = 22,362,463.25/5,225.04
  6. Step 6: Final answer
    x = 4,279.86

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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.