Home / 8,875.02-13,278.69-5,352.06

Finding the Fourth Proportional to 8,875.02, 13,278.69 and 5,352.06

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Solution

The fourth proportional to 8,875.02, 13,278.69 and 5,352.06 is: 8,007.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,875.02 : 13,278.69 = 5,352.06 : x
  2. Step 2: Convert to fraction form
    8,875.02/13,278.69 = 5,352.06/x
  3. Step 3: Cross multiply
    8,875.02x = 13,278.69 × 5,352.06
  4. Step 4: Simplify right side
    8,875.02x = 71,068,345.60
  5. Step 5: Solve for x
    x = 71,068,345.60/8,875.02
  6. Step 6: Final answer
    x = 8,007.68

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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.