Home / 5,114.74-7,672.28-1,417.01

Finding the Fourth Proportional to 5,114.74, 7,672.28 and 1,417.01

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Solution

The fourth proportional to 5,114.74, 7,672.28 and 1,417.01 is: 2,125.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,114.74 : 7,672.28 = 1,417.01 : x
  2. Step 2: Convert to fraction form
    5,114.74/7,672.28 = 1,417.01/x
  3. Step 3: Cross multiply
    5,114.74x = 7,672.28 × 1,417.01
  4. Step 4: Simplify right side
    5,114.74x = 10,871,652.04
  5. Step 5: Solve for x
    x = 10,871,652.04/5,114.74
  6. Step 6: Final answer
    x = 2,125.55

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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.