Home / 6,970.46-10,456.65-2,587.55

Finding the Fourth Proportional to 6,970.46, 10,456.65 and 2,587.55

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Solution

The fourth proportional to 6,970.46, 10,456.65 and 2,587.55 is: 3,881.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,970.46 : 10,456.65 = 2,587.55 : x
  2. Step 2: Convert to fraction form
    6,970.46/10,456.65 = 2,587.55/x
  3. Step 3: Cross multiply
    6,970.46x = 10,456.65 × 2,587.55
  4. Step 4: Simplify right side
    6,970.46x = 27,057,104.71
  5. Step 5: Solve for x
    x = 27,057,104.71/6,970.46
  6. Step 6: Final answer
    x = 3,881.68

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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.