Home / 4,378.08-6,569.04-1,913.52

Finding the Fourth Proportional to 4,378.08, 6,569.04 and 1,913.52

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Solution

The fourth proportional to 4,378.08, 6,569.04 and 1,913.52 is: 2,871.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,378.08 : 6,569.04 = 1,913.52 : x
  2. Step 2: Convert to fraction form
    4,378.08/6,569.04 = 1,913.52/x
  3. Step 3: Cross multiply
    4,378.08x = 6,569.04 × 1,913.52
  4. Step 4: Simplify right side
    4,378.08x = 12,569,989.42
  5. Step 5: Solve for x
    x = 12,569,989.42/4,378.08
  6. Step 6: Final answer
    x = 2,871.12

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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.