Home / 9,113.02-12,576.84-5,335.96

Finding the Fourth Proportional to 9,113.02, 12,576.84 and 5,335.96

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Solution

The fourth proportional to 9,113.02, 12,576.84 and 5,335.96 is: 7,364.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,113.02 : 12,576.84 = 5,335.96 : x
  2. Step 2: Convert to fraction form
    9,113.02/12,576.84 = 5,335.96/x
  3. Step 3: Cross multiply
    9,113.02x = 12,576.84 × 5,335.96
  4. Step 4: Simplify right side
    9,113.02x = 67,109,515.17
  5. Step 5: Solve for x
    x = 67,109,515.17/9,113.02
  6. Step 6: Final answer
    x = 7,364.14

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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.