Home / 3,587.47-5,381.06-1,248.01

Finding the Fourth Proportional to 3,587.47, 5,381.06 and 1,248.01

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Solution

The fourth proportional to 3,587.47, 5,381.06 and 1,248.01 is: 1,871.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,587.47 : 5,381.06 = 1,248.01 : x
  2. Step 2: Convert to fraction form
    3,587.47/5,381.06 = 1,248.01/x
  3. Step 3: Cross multiply
    3,587.47x = 5,381.06 × 1,248.01
  4. Step 4: Simplify right side
    3,587.47x = 6,715,583.55
  5. Step 5: Solve for x
    x = 6,715,583.55/3,587.47
  6. Step 6: Final answer
    x = 1,871.96

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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.