Home / 8,674.02-11,970.09-4,897.13

Finding the Fourth Proportional to 8,674.02, 11,970.09 and 4,897.13

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Solution

The fourth proportional to 8,674.02, 11,970.09 and 4,897.13 is: 6,758.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,674.02 : 11,970.09 = 4,897.13 : x
  2. Step 2: Convert to fraction form
    8,674.02/11,970.09 = 4,897.13/x
  3. Step 3: Cross multiply
    8,674.02x = 11,970.09 × 4,897.13
  4. Step 4: Simplify right side
    8,674.02x = 58,619,026.99
  5. Step 5: Solve for x
    x = 58,619,026.99/8,674.02
  6. Step 6: Final answer
    x = 6,758.00

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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.