Home / 6,211.76-9,320.67-2,925.18

Finding the Fourth Proportional to 6,211.76, 9,320.67 and 2,925.18

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Solution

The fourth proportional to 6,211.76, 9,320.67 and 2,925.18 is: 4,389.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,211.76 : 9,320.67 = 2,925.18 : x
  2. Step 2: Convert to fraction form
    6,211.76/9,320.67 = 2,925.18/x
  3. Step 3: Cross multiply
    6,211.76x = 9,320.67 × 2,925.18
  4. Step 4: Simplify right side
    6,211.76x = 27,264,637.47
  5. Step 5: Solve for x
    x = 27,264,637.47/6,211.76
  6. Step 6: Final answer
    x = 4,389.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.