Home / 2,312.24-3,187.01-1,752.53

Finding the Fourth Proportional to 2,312.24, 3,187.01 and 1,752.53

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Solution

The fourth proportional to 2,312.24, 3,187.01 and 1,752.53 is: 2,415.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,312.24 : 3,187.01 = 1,752.53 : x
  2. Step 2: Convert to fraction form
    2,312.24/3,187.01 = 1,752.53/x
  3. Step 3: Cross multiply
    2,312.24x = 3,187.01 × 1,752.53
  4. Step 4: Simplify right side
    2,312.24x = 5,585,330.64
  5. Step 5: Solve for x
    x = 5,585,330.64/2,312.24
  6. Step 6: Final answer
    x = 2,415.55

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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.