Home / 3,071.18-4,602.40-2,365.72

Finding the Fourth Proportional to 3,071.18, 4,602.40 and 2,365.72

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Solution

The fourth proportional to 3,071.18, 4,602.40 and 2,365.72 is: 3,545.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,071.18 : 4,602.40 = 2,365.72 : x
  2. Step 2: Convert to fraction form
    3,071.18/4,602.40 = 2,365.72/x
  3. Step 3: Cross multiply
    3,071.18x = 4,602.40 × 2,365.72
  4. Step 4: Simplify right side
    3,071.18x = 10,887,966.72
  5. Step 5: Solve for x
    x = 10,887,966.72/3,071.18
  6. Step 6: Final answer
    x = 3,545.21

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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.