Home / 6,875.56-9,487.69-4,043.04

Finding the Fourth Proportional to 6,875.56, 9,487.69 and 4,043.04

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Solution

The fourth proportional to 6,875.56, 9,487.69 and 4,043.04 is: 5,579.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,875.56 : 9,487.69 = 4,043.04 : x
  2. Step 2: Convert to fraction form
    6,875.56/9,487.69 = 4,043.04/x
  3. Step 3: Cross multiply
    6,875.56x = 9,487.69 × 4,043.04
  4. Step 4: Simplify right side
    6,875.56x = 38,359,110.18
  5. Step 5: Solve for x
    x = 38,359,110.18/6,875.56
  6. Step 6: Final answer
    x = 5,579.05

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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.