Home / 10,298.34-15,444.47-5,365.44

Finding the Fourth Proportional to 10,298.34, 15,444.47 and 5,365.44

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Solution

The fourth proportional to 10,298.34, 15,444.47 and 5,365.44 is: 8,046.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,298.34 : 15,444.47 = 5,365.44 : x
  2. Step 2: Convert to fraction form
    10,298.34/15,444.47 = 5,365.44/x
  3. Step 3: Cross multiply
    10,298.34x = 15,444.47 × 5,365.44
  4. Step 4: Simplify right side
    10,298.34x = 82,866,390.53
  5. Step 5: Solve for x
    x = 82,866,390.53/10,298.34
  6. Step 6: Final answer
    x = 8,046.58

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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.