Home / 1,845.75-2,547.15-1,060.05

Finding the Fourth Proportional to 1,845.75, 2,547.15 and 1,060.05

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Solution

The fourth proportional to 1,845.75, 2,547.15 and 1,060.05 is: 1,462.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,845.75 : 2,547.15 = 1,060.05 : x
  2. Step 2: Convert to fraction form
    1,845.75/2,547.15 = 1,060.05/x
  3. Step 3: Cross multiply
    1,845.75x = 2,547.15 × 1,060.05
  4. Step 4: Simplify right side
    1,845.75x = 2,700,106.36
  5. Step 5: Solve for x
    x = 2,700,106.36/1,845.75
  6. Step 6: Final answer
    x = 1,462.88

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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.