Home / 7,055.20-9,737.45-4,070.62

Finding the Fourth Proportional to 7,055.20, 9,737.45 and 4,070.62

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Solution

The fourth proportional to 7,055.20, 9,737.45 and 4,070.62 is: 5,618.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,055.20 : 9,737.45 = 4,070.62 : x
  2. Step 2: Convert to fraction form
    7,055.20/9,737.45 = 4,070.62/x
  3. Step 3: Cross multiply
    7,055.20x = 9,737.45 × 4,070.62
  4. Step 4: Simplify right side
    7,055.20x = 39,637,458.72
  5. Step 5: Solve for x
    x = 39,637,458.72/7,055.20
  6. Step 6: Final answer
    x = 5,618.19

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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.