Home / 2,988.02-4,482.77-1,040.24

Finding the Fourth Proportional to 2,988.02, 4,482.77 and 1,040.24

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Solution

The fourth proportional to 2,988.02, 4,482.77 and 1,040.24 is: 1,560.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,988.02 : 4,482.77 = 1,040.24 : x
  2. Step 2: Convert to fraction form
    2,988.02/4,482.77 = 1,040.24/x
  3. Step 3: Cross multiply
    2,988.02x = 4,482.77 × 1,040.24
  4. Step 4: Simplify right side
    2,988.02x = 4,663,129.05
  5. Step 5: Solve for x
    x = 4,663,129.05/2,988.02
  6. Step 6: Final answer
    x = 1,560.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.