Home / 9,701.17-13,386.54-5,451.25

Finding the Fourth Proportional to 9,701.17, 13,386.54 and 5,451.25

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Solution

The fourth proportional to 9,701.17, 13,386.54 and 5,451.25 is: 7,522.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,701.17 : 13,386.54 = 5,451.25 : x
  2. Step 2: Convert to fraction form
    9,701.17/13,386.54 = 5,451.25/x
  3. Step 3: Cross multiply
    9,701.17x = 13,386.54 × 5,451.25
  4. Step 4: Simplify right side
    9,701.17x = 72,973,376.18
  5. Step 5: Solve for x
    x = 72,973,376.18/9,701.17
  6. Step 6: Final answer
    x = 7,522.12

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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.