Home / 4,335.66-6,502.46-1,215.80

Finding the Fourth Proportional to 4,335.66, 6,502.46 and 1,215.80

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Solution

The fourth proportional to 4,335.66, 6,502.46 and 1,215.80 is: 1,823.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,335.66 : 6,502.46 = 1,215.80 : x
  2. Step 2: Convert to fraction form
    4,335.66/6,502.46 = 1,215.80/x
  3. Step 3: Cross multiply
    4,335.66x = 6,502.46 × 1,215.80
  4. Step 4: Simplify right side
    4,335.66x = 7,905,652.28
  5. Step 5: Solve for x
    x = 7,905,652.28/4,335.66
  6. Step 6: Final answer
    x = 1,823.40

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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.