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Finding the Fourth Proportional to 6,460.32, 8,902.80 and 4,360.80

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Solution

The fourth proportional to 6,460.32, 8,902.80 and 4,360.80 is: 6,009.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,460.32 : 8,902.80 = 4,360.80 : x
  2. Step 2: Convert to fraction form
    6,460.32/8,902.80 = 4,360.80/x
  3. Step 3: Cross multiply
    6,460.32x = 8,902.80 × 4,360.80
  4. Step 4: Simplify right side
    6,460.32x = 38,823,330.24
  5. Step 5: Solve for x
    x = 38,823,330.24/6,460.32
  6. Step 6: Final answer
    x = 6,009.51

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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.