Home / 9,088.07-12,543.80-5,552.42

Finding the Fourth Proportional to 9,088.07, 12,543.80 and 5,552.42

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Solution

The fourth proportional to 9,088.07, 12,543.80 and 5,552.42 is: 7,663.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,088.07 : 12,543.80 = 5,552.42 : x
  2. Step 2: Convert to fraction form
    9,088.07/12,543.80 = 5,552.42/x
  3. Step 3: Cross multiply
    9,088.07x = 12,543.80 × 5,552.42
  4. Step 4: Simplify right side
    9,088.07x = 69,648,355.51
  5. Step 5: Solve for x
    x = 69,648,355.51/9,088.07
  6. Step 6: Final answer
    x = 7,663.72

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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.