Home / 9,547.75-13,176.48-5,356.27

Finding the Fourth Proportional to 9,547.75, 13,176.48 and 5,356.27

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Solution

The fourth proportional to 9,547.75, 13,176.48 and 5,356.27 is: 7,391.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,547.75 : 13,176.48 = 5,356.27 : x
  2. Step 2: Convert to fraction form
    9,547.75/13,176.48 = 5,356.27/x
  3. Step 3: Cross multiply
    9,547.75x = 13,176.48 × 5,356.27
  4. Step 4: Simplify right side
    9,547.75x = 70,576,784.53
  5. Step 5: Solve for x
    x = 70,576,784.53/9,547.75
  6. Step 6: Final answer
    x = 7,391.98

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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.