Home / 10,556.07-15,831.95-6,170.19

Finding the Fourth Proportional to 10,556.07, 15,831.95 and 6,170.19

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Solution

The fourth proportional to 10,556.07, 15,831.95 and 6,170.19 is: 9,254.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,556.07 : 15,831.95 = 6,170.19 : x
  2. Step 2: Convert to fraction form
    10,556.07/15,831.95 = 6,170.19/x
  3. Step 3: Cross multiply
    10,556.07x = 15,831.95 × 6,170.19
  4. Step 4: Simplify right side
    10,556.07x = 97,686,108.72
  5. Step 5: Solve for x
    x = 97,686,108.72/10,556.07
  6. Step 6: Final answer
    x = 9,254.02

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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.