Home / 9,420.84-13,001.04-5,441.58

Finding the Fourth Proportional to 9,420.84, 13,001.04 and 5,441.58

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Solution

The fourth proportional to 9,420.84, 13,001.04 and 5,441.58 is: 7,509.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,420.84 : 13,001.04 = 5,441.58 : x
  2. Step 2: Convert to fraction form
    9,420.84/13,001.04 = 5,441.58/x
  3. Step 3: Cross multiply
    9,420.84x = 13,001.04 × 5,441.58
  4. Step 4: Simplify right side
    9,420.84x = 70,746,199.24
  5. Step 5: Solve for x
    x = 70,746,199.24/9,420.84
  6. Step 6: Final answer
    x = 7,509.54

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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.