Home / 10,348.66-15,526.77-6,456.34

Finding the Fourth Proportional to 10,348.66, 15,526.77 and 6,456.34

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Solution

The fourth proportional to 10,348.66, 15,526.77 and 6,456.34 is: 9,686.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,348.66 : 15,526.77 = 6,456.34 : x
  2. Step 2: Convert to fraction form
    10,348.66/15,526.77 = 6,456.34/x
  3. Step 3: Cross multiply
    10,348.66x = 15,526.77 × 6,456.34
  4. Step 4: Simplify right side
    10,348.66x = 100,246,106.22
  5. Step 5: Solve for x
    x = 100,246,106.22/10,348.66
  6. Step 6: Final answer
    x = 9,686.87

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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.