Home / 8,269.02-11,407.95-5,284.14

Finding the Fourth Proportional to 8,269.02, 11,407.95 and 5,284.14

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Solution

The fourth proportional to 8,269.02, 11,407.95 and 5,284.14 is: 7,290.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,269.02 : 11,407.95 = 5,284.14 : x
  2. Step 2: Convert to fraction form
    8,269.02/11,407.95 = 5,284.14/x
  3. Step 3: Cross multiply
    8,269.02x = 11,407.95 × 5,284.14
  4. Step 4: Simplify right side
    8,269.02x = 60,281,204.91
  5. Step 5: Solve for x
    x = 60,281,204.91/8,269.02
  6. Step 6: Final answer
    x = 7,290.01

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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.