Home / 10,356.18-15,525.76-4,113.51

Finding the Fourth Proportional to 10,356.18, 15,525.76 and 4,113.51

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Solution

The fourth proportional to 10,356.18, 15,525.76 and 4,113.51 is: 6,166.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,356.18 : 15,525.76 = 4,113.51 : x
  2. Step 2: Convert to fraction form
    10,356.18/15,525.76 = 4,113.51/x
  3. Step 3: Cross multiply
    10,356.18x = 15,525.76 × 4,113.51
  4. Step 4: Simplify right side
    10,356.18x = 63,865,369.02
  5. Step 5: Solve for x
    x = 63,865,369.02/10,356.18
  6. Step 6: Final answer
    x = 6,166.88

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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.