Home / 5,587.16-7,711.66-3,230.66

Finding the Fourth Proportional to 5,587.16, 7,711.66 and 3,230.66

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Solution

The fourth proportional to 5,587.16, 7,711.66 and 3,230.66 is: 4,459.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,587.16 : 7,711.66 = 3,230.66 : x
  2. Step 2: Convert to fraction form
    5,587.16/7,711.66 = 3,230.66/x
  3. Step 3: Cross multiply
    5,587.16x = 7,711.66 × 3,230.66
  4. Step 4: Simplify right side
    5,587.16x = 24,913,751.50
  5. Step 5: Solve for x
    x = 24,913,751.50/5,587.16
  6. Step 6: Final answer
    x = 4,459.11

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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.