Home / 2,402.19-3,313.10-1,655.98

Finding the Fourth Proportional to 2,402.19, 3,313.10 and 1,655.98

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Solution

The fourth proportional to 2,402.19, 3,313.10 and 1,655.98 is: 2,283.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,402.19 : 3,313.10 = 1,655.98 : x
  2. Step 2: Convert to fraction form
    2,402.19/3,313.10 = 1,655.98/x
  3. Step 3: Cross multiply
    2,402.19x = 3,313.10 × 1,655.98
  4. Step 4: Simplify right side
    2,402.19x = 5,486,423.20
  5. Step 5: Solve for x
    x = 5,486,423.20/2,402.19
  6. Step 6: Final answer
    x = 2,283.93

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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.