Home / 4,869.18-7,307.29-1,948.30

Finding the Fourth Proportional to 4,869.18, 7,307.29 and 1,948.30

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Solution

The fourth proportional to 4,869.18, 7,307.29 and 1,948.30 is: 2,923.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,869.18 : 7,307.29 = 1,948.30 : x
  2. Step 2: Convert to fraction form
    4,869.18/7,307.29 = 1,948.30/x
  3. Step 3: Cross multiply
    4,869.18x = 7,307.29 × 1,948.30
  4. Step 4: Simplify right side
    4,869.18x = 14,236,793.11
  5. Step 5: Solve for x
    x = 14,236,793.11/4,869.18
  6. Step 6: Final answer
    x = 2,923.86

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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.