Home / 1,524.48-2,275.32-1,308.48

Finding the Fourth Proportional to 1,524.48, 2,275.32 and 1,308.48

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Solution

The fourth proportional to 1,524.48, 2,275.32 and 1,308.48 is: 1,952.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,524.48 : 2,275.32 = 1,308.48 : x
  2. Step 2: Convert to fraction form
    1,524.48/2,275.32 = 1,308.48/x
  3. Step 3: Cross multiply
    1,524.48x = 2,275.32 × 1,308.48
  4. Step 4: Simplify right side
    1,524.48x = 2,977,210.71
  5. Step 5: Solve for x
    x = 2,977,210.71/1,524.48
  6. Step 6: Final answer
    x = 1,952.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.