Home / 5,587.79-7,714.76-3,465.57

Finding the Fourth Proportional to 5,587.79, 7,714.76 and 3,465.57

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Solution

The fourth proportional to 5,587.79, 7,714.76 and 3,465.57 is: 4,784.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,587.79 : 7,714.76 = 3,465.57 : x
  2. Step 2: Convert to fraction form
    5,587.79/7,714.76 = 3,465.57/x
  3. Step 3: Cross multiply
    5,587.79x = 7,714.76 × 3,465.57
  4. Step 4: Simplify right side
    5,587.79x = 26,736,023.49
  5. Step 5: Solve for x
    x = 26,736,023.49/5,587.79
  6. Step 6: Final answer
    x = 4,784.73

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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.