Home / 9,134.03-12,603.60-5,547.12

Finding the Fourth Proportional to 9,134.03, 12,603.60 and 5,547.12

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Solution

The fourth proportional to 9,134.03, 12,603.60 and 5,547.12 is: 7,654.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,134.03 : 12,603.60 = 5,547.12 : x
  2. Step 2: Convert to fraction form
    9,134.03/12,603.60 = 5,547.12/x
  3. Step 3: Cross multiply
    9,134.03x = 12,603.60 × 5,547.12
  4. Step 4: Simplify right side
    9,134.03x = 69,913,681.63
  5. Step 5: Solve for x
    x = 69,913,681.63/9,134.03
  6. Step 6: Final answer
    x = 7,654.20

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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.