Home / 5,748.18-7,931.52-3,358.32

Finding the Fourth Proportional to 5,748.18, 7,931.52 and 3,358.32

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Solution

The fourth proportional to 5,748.18, 7,931.52 and 3,358.32 is: 4,633.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,748.18 : 7,931.52 = 3,358.32 : x
  2. Step 2: Convert to fraction form
    5,748.18/7,931.52 = 3,358.32/x
  3. Step 3: Cross multiply
    5,748.18x = 7,931.52 × 3,358.32
  4. Step 4: Simplify right side
    5,748.18x = 26,636,582.25
  5. Step 5: Solve for x
    x = 26,636,582.25/5,748.18
  6. Step 6: Final answer
    x = 4,633.92

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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.