Home / 5,686.98-8,530.65-2,400.18

Finding the Fourth Proportional to 5,686.98, 8,530.65 and 2,400.18

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Solution

The fourth proportional to 5,686.98, 8,530.65 and 2,400.18 is: 3,600.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,686.98 : 8,530.65 = 2,400.18 : x
  2. Step 2: Convert to fraction form
    5,686.98/8,530.65 = 2,400.18/x
  3. Step 3: Cross multiply
    5,686.98x = 8,530.65 × 2,400.18
  4. Step 4: Simplify right side
    5,686.98x = 20,475,095.52
  5. Step 5: Solve for x
    x = 20,475,095.52/5,686.98
  6. Step 6: Final answer
    x = 3,600.35

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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.