Home / 6,587.48-9,881.28-2,639.08

Finding the Fourth Proportional to 6,587.48, 9,881.28 and 2,639.08

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Solution

The fourth proportional to 6,587.48, 9,881.28 and 2,639.08 is: 3,958.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,587.48 : 9,881.28 = 2,639.08 : x
  2. Step 2: Convert to fraction form
    6,587.48/9,881.28 = 2,639.08/x
  3. Step 3: Cross multiply
    6,587.48x = 9,881.28 × 2,639.08
  4. Step 4: Simplify right side
    6,587.48x = 26,077,488.42
  5. Step 5: Solve for x
    x = 26,077,488.42/6,587.48
  6. Step 6: Final answer
    x = 3,958.64

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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.