Home / 10,315.17-14,234.95-5,599.45

Finding the Fourth Proportional to 10,315.17, 14,234.95 and 5,599.45

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Solution

The fourth proportional to 10,315.17, 14,234.95 and 5,599.45 is: 7,727.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,315.17 : 14,234.95 = 5,599.45 : x
  2. Step 2: Convert to fraction form
    10,315.17/14,234.95 = 5,599.45/x
  3. Step 3: Cross multiply
    10,315.17x = 14,234.95 × 5,599.45
  4. Step 4: Simplify right side
    10,315.17x = 79,707,890.78
  5. Step 5: Solve for x
    x = 79,707,890.78/10,315.17
  6. Step 6: Final answer
    x = 7,727.25

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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.