Home / 8,347.26-11,519.13-4,570.40

Finding the Fourth Proportional to 8,347.26, 11,519.13 and 4,570.40

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Solution

The fourth proportional to 8,347.26, 11,519.13 and 4,570.40 is: 6,307.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,347.26 : 11,519.13 = 4,570.40 : x
  2. Step 2: Convert to fraction form
    8,347.26/11,519.13 = 4,570.40/x
  3. Step 3: Cross multiply
    8,347.26x = 11,519.13 × 4,570.40
  4. Step 4: Simplify right side
    8,347.26x = 52,646,974.16
  5. Step 5: Solve for x
    x = 52,646,974.16/8,347.26
  6. Step 6: Final answer
    x = 6,307.10

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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.