Home / 9,838.84-13,577.28-5,590.24

Finding the Fourth Proportional to 9,838.84, 13,577.28 and 5,590.24

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Solution

The fourth proportional to 9,838.84, 13,577.28 and 5,590.24 is: 7,714.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,838.84 : 13,577.28 = 5,590.24 : x
  2. Step 2: Convert to fraction form
    9,838.84/13,577.28 = 5,590.24/x
  3. Step 3: Cross multiply
    9,838.84x = 13,577.28 × 5,590.24
  4. Step 4: Simplify right side
    9,838.84x = 75,900,253.75
  5. Step 5: Solve for x
    x = 75,900,253.75/9,838.84
  6. Step 6: Final answer
    x = 7,714.35

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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.