Home / 9,015.84-13,521.60-4,631.04

Finding the Fourth Proportional to 9,015.84, 13,521.60 and 4,631.04

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Solution

The fourth proportional to 9,015.84, 13,521.60 and 4,631.04 is: 6,945.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,015.84 : 13,521.60 = 4,631.04 : x
  2. Step 2: Convert to fraction form
    9,015.84/13,521.60 = 4,631.04/x
  3. Step 3: Cross multiply
    9,015.84x = 13,521.60 × 4,631.04
  4. Step 4: Simplify right side
    9,015.84x = 62,619,070.46
  5. Step 5: Solve for x
    x = 62,619,070.46/9,015.84
  6. Step 6: Final answer
    x = 6,945.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.