Home / 5,397.19-7,446.40-3,038.87

Finding the Fourth Proportional to 5,397.19, 7,446.40 and 3,038.87

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Solution

The fourth proportional to 5,397.19, 7,446.40 and 3,038.87 is: 4,192.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,397.19 : 7,446.40 = 3,038.87 : x
  2. Step 2: Convert to fraction form
    5,397.19/7,446.40 = 3,038.87/x
  3. Step 3: Cross multiply
    5,397.19x = 7,446.40 × 3,038.87
  4. Step 4: Simplify right side
    5,397.19x = 22,628,641.57
  5. Step 5: Solve for x
    x = 22,628,641.57/5,397.19
  6. Step 6: Final answer
    x = 4,192.67

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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.