Home / 10,777.19-14,872.37-6,061.47

Finding the Fourth Proportional to 10,777.19, 14,872.37 and 6,061.47

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Solution

The fourth proportional to 10,777.19, 14,872.37 and 6,061.47 is: 8,364.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,777.19 : 14,872.37 = 6,061.47 : x
  2. Step 2: Convert to fraction form
    10,777.19/14,872.37 = 6,061.47/x
  3. Step 3: Cross multiply
    10,777.19x = 14,872.37 × 6,061.47
  4. Step 4: Simplify right side
    10,777.19x = 90,148,424.58
  5. Step 5: Solve for x
    x = 90,148,424.58/10,777.19
  6. Step 6: Final answer
    x = 8,364.75

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1.5x scale

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.