Home / 10,368.02-15,550.49-5,101.63

Finding the Fourth Proportional to 10,368.02, 15,550.49 and 5,101.63

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Solution

The fourth proportional to 10,368.02, 15,550.49 and 5,101.63 is: 7,651.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,368.02 : 15,550.49 = 5,101.63 : x
  2. Step 2: Convert to fraction form
    10,368.02/15,550.49 = 5,101.63/x
  3. Step 3: Cross multiply
    10,368.02x = 15,550.49 × 5,101.63
  4. Step 4: Simplify right side
    10,368.02x = 79,332,820.18
  5. Step 5: Solve for x
    x = 79,332,820.18/10,368.02
  6. Step 6: Final answer
    x = 7,651.69

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Double scale
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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.