Home / 8,896.02-12,276.49-5,752.19

Finding the Fourth Proportional to 8,896.02, 12,276.49 and 5,752.19

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Solution

The fourth proportional to 8,896.02, 12,276.49 and 5,752.19 is: 7,938.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,896.02 : 12,276.49 = 5,752.19 : x
  2. Step 2: Convert to fraction form
    8,896.02/12,276.49 = 5,752.19/x
  3. Step 3: Cross multiply
    8,896.02x = 12,276.49 × 5,752.19
  4. Step 4: Simplify right side
    8,896.02x = 70,616,703.01
  5. Step 5: Solve for x
    x = 70,616,703.01/8,896.02
  6. Step 6: Final answer
    x = 7,938.01

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Double scale
Find fourth proportional to 8,897.02, 12,277.87 and 5,753.19
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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.