Home / 2,294.65-3,165.46-1,455.13

Finding the Fourth Proportional to 2,294.65, 3,165.46 and 1,455.13

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Solution

The fourth proportional to 2,294.65, 3,165.46 and 1,455.13 is: 2,007.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,294.65 : 3,165.46 = 1,455.13 : x
  2. Step 2: Convert to fraction form
    2,294.65/3,165.46 = 1,455.13/x
  3. Step 3: Cross multiply
    2,294.65x = 3,165.46 × 1,455.13
  4. Step 4: Simplify right side
    2,294.65x = 4,606,155.81
  5. Step 5: Solve for x
    x = 4,606,155.81/2,294.65
  6. Step 6: Final answer
    x = 2,007.35

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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.