Home / 10,320.47-14,244.51-6,784.01

Finding the Fourth Proportional to 10,320.47, 14,244.51 and 6,784.01

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Solution

The fourth proportional to 10,320.47, 14,244.51 and 6,784.01 is: 9,363.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,320.47 : 14,244.51 = 6,784.01 : x
  2. Step 2: Convert to fraction form
    10,320.47/14,244.51 = 6,784.01/x
  3. Step 3: Cross multiply
    10,320.47x = 14,244.51 × 6,784.01
  4. Step 4: Simplify right side
    10,320.47x = 96,634,793.14
  5. Step 5: Solve for x
    x = 96,634,793.14/10,320.47
  6. Step 6: Final answer
    x = 9,363.41

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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.