Home / 10,261.64-15,392.46-2,470.45

Finding the Fourth Proportional to 10,261.64, 15,392.46 and 2,470.45

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Solution

The fourth proportional to 10,261.64, 15,392.46 and 2,470.45 is: 3,705.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,261.64 : 15,392.46 = 2,470.45 : x
  2. Step 2: Convert to fraction form
    10,261.64/15,392.46 = 2,470.45/x
  3. Step 3: Cross multiply
    10,261.64x = 15,392.46 × 2,470.45
  4. Step 4: Simplify right side
    10,261.64x = 38,026,302.81
  5. Step 5: Solve for x
    x = 38,026,302.81/10,261.64
  6. Step 6: Final answer
    x = 3,705.68

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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.