Home / 3,587.40-4,948.50-2,526.70

Finding the Fourth Proportional to 3,587.40, 4,948.50 and 2,526.70

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Solution

The fourth proportional to 3,587.40, 4,948.50 and 2,526.70 is: 3,485.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,587.40 : 4,948.50 = 2,526.70 : x
  2. Step 2: Convert to fraction form
    3,587.40/4,948.50 = 2,526.70/x
  3. Step 3: Cross multiply
    3,587.40x = 4,948.50 × 2,526.70
  4. Step 4: Simplify right side
    3,587.40x = 12,503,371.66
  5. Step 5: Solve for x
    x = 12,503,371.66/3,587.40
  6. Step 6: Final answer
    x = 3,485.36

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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.