Home / 9,742.47-13,444.62-5,266.23

Finding the Fourth Proportional to 9,742.47, 13,444.62 and 5,266.23

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Solution

The fourth proportional to 9,742.47, 13,444.62 and 5,266.23 is: 7,267.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,742.47 : 13,444.62 = 5,266.23 : x
  2. Step 2: Convert to fraction form
    9,742.47/13,444.62 = 5,266.23/x
  3. Step 3: Cross multiply
    9,742.47x = 13,444.62 × 5,266.23
  4. Step 4: Simplify right side
    9,742.47x = 70,802,461.18
  5. Step 5: Solve for x
    x = 70,802,461.18/9,742.47
  6. Step 6: Final answer
    x = 7,267.40

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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.