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Finding the Fourth Proportional to 7,061.54, 10,594.07 and 4,985.60

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Solution

The fourth proportional to 7,061.54, 10,594.07 and 4,985.60 is: 7,479.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,061.54 : 10,594.07 = 4,985.60 : x
  2. Step 2: Convert to fraction form
    7,061.54/10,594.07 = 4,985.60/x
  3. Step 3: Cross multiply
    7,061.54x = 10,594.07 × 4,985.60
  4. Step 4: Simplify right side
    7,061.54x = 52,817,736.19
  5. Step 5: Solve for x
    x = 52,817,736.19/7,061.54
  6. Step 6: Final answer
    x = 7,479.64

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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.