Home / 10,353.55-15,530.33-6,206.35

Finding the Fourth Proportional to 10,353.55, 15,530.33 and 6,206.35

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Solution

The fourth proportional to 10,353.55, 15,530.33 and 6,206.35 is: 9,309.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,353.55 : 15,530.33 = 6,206.35 : x
  2. Step 2: Convert to fraction form
    10,353.55/15,530.33 = 6,206.35/x
  3. Step 3: Cross multiply
    10,353.55x = 15,530.33 × 6,206.35
  4. Step 4: Simplify right side
    10,353.55x = 96,386,663.60
  5. Step 5: Solve for x
    x = 96,386,663.60/10,353.55
  6. Step 6: Final answer
    x = 9,309.53

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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.