Home / 9,526.95-13,147.20-5,335.20

Finding the Fourth Proportional to 9,526.95, 13,147.20 and 5,335.20

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Solution

The fourth proportional to 9,526.95, 13,147.20 and 5,335.20 is: 7,362.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,526.95 : 13,147.20 = 5,335.20 : x
  2. Step 2: Convert to fraction form
    9,526.95/13,147.20 = 5,335.20/x
  3. Step 3: Cross multiply
    9,526.95x = 13,147.20 × 5,335.20
  4. Step 4: Simplify right side
    9,526.95x = 70,142,872.13
  5. Step 5: Solve for x
    x = 70,142,872.13/9,526.95
  6. Step 6: Final answer
    x = 7,362.58

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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.