Home / 10,552.86-15,831.05-4,316.22

Finding the Fourth Proportional to 10,552.86, 15,831.05 and 4,316.22

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Solution

The fourth proportional to 10,552.86, 15,831.05 and 4,316.22 is: 6,475.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,552.86 : 15,831.05 = 4,316.22 : x
  2. Step 2: Convert to fraction form
    10,552.86/15,831.05 = 4,316.22/x
  3. Step 3: Cross multiply
    10,552.86x = 15,831.05 × 4,316.22
  4. Step 4: Simplify right side
    10,552.86x = 68,330,294.63
  5. Step 5: Solve for x
    x = 68,330,294.63/10,552.86
  6. Step 6: Final answer
    x = 6,475.05

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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.