Home / 7,552.02-11,325.32-2,870.78

Finding the Fourth Proportional to 7,552.02, 11,325.32 and 2,870.78

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Solution

The fourth proportional to 7,552.02, 11,325.32 and 2,870.78 is: 4,305.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,552.02 : 11,325.32 = 2,870.78 : x
  2. Step 2: Convert to fraction form
    7,552.02/11,325.32 = 2,870.78/x
  3. Step 3: Cross multiply
    7,552.02x = 11,325.32 × 2,870.78
  4. Step 4: Simplify right side
    7,552.02x = 32,512,521.79
  5. Step 5: Solve for x
    x = 32,512,521.79/7,552.02
  6. Step 6: Final answer
    x = 4,305.14

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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.