Home / 4,275.48-5,891.02-2,875.80

Finding the Fourth Proportional to 4,275.48, 5,891.02 and 2,875.80

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Solution

The fourth proportional to 4,275.48, 5,891.02 and 2,875.80 is: 3,962.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,275.48 : 5,891.02 = 2,875.80 : x
  2. Step 2: Convert to fraction form
    4,275.48/5,891.02 = 2,875.80/x
  3. Step 3: Cross multiply
    4,275.48x = 5,891.02 × 2,875.80
  4. Step 4: Simplify right side
    4,275.48x = 16,941,395.32
  5. Step 5: Solve for x
    x = 16,941,395.32/4,275.48
  6. Step 6: Final answer
    x = 3,962.45

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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.