Home / 7,851.13-10,834.48-4,266.05

Finding the Fourth Proportional to 7,851.13, 10,834.48 and 4,266.05

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Solution

The fourth proportional to 7,851.13, 10,834.48 and 4,266.05 is: 5,887.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,851.13 : 10,834.48 = 4,266.05 : x
  2. Step 2: Convert to fraction form
    7,851.13/10,834.48 = 4,266.05/x
  3. Step 3: Cross multiply
    7,851.13x = 10,834.48 × 4,266.05
  4. Step 4: Simplify right side
    7,851.13x = 46,220,433.40
  5. Step 5: Solve for x
    x = 46,220,433.40/7,851.13
  6. Step 6: Final answer
    x = 5,887.11

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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.