Home / 7,294.91-10,070.19-5,320.53

Finding the Fourth Proportional to 7,294.91, 10,070.19 and 5,320.53

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Solution

The fourth proportional to 7,294.91, 10,070.19 and 5,320.53 is: 7,344.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,294.91 : 10,070.19 = 5,320.53 : x
  2. Step 2: Convert to fraction form
    7,294.91/10,070.19 = 5,320.53/x
  3. Step 3: Cross multiply
    7,294.91x = 10,070.19 × 5,320.53
  4. Step 4: Simplify right side
    7,294.91x = 53,578,748.00
  5. Step 5: Solve for x
    x = 53,578,748.00/7,294.91
  6. Step 6: Final answer
    x = 7,344.68

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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.