Home / 6,971.20-10,471.38-5,877.70

Finding the Fourth Proportional to 6,971.20, 10,471.38 and 5,877.70

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Solution

The fourth proportional to 6,971.20, 10,471.38 and 5,877.70 is: 8,828.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,971.20 : 10,471.38 = 5,877.70 : x
  2. Step 2: Convert to fraction form
    6,971.20/10,471.38 = 5,877.70/x
  3. Step 3: Cross multiply
    6,971.20x = 10,471.38 × 5,877.70
  4. Step 4: Simplify right side
    6,971.20x = 61,547,630.23
  5. Step 5: Solve for x
    x = 61,547,630.23/6,971.20
  6. Step 6: Final answer
    x = 8,828.84

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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.