Home / 7,060.40-10,590.66-1,866.26

Finding the Fourth Proportional to 7,060.40, 10,590.66 and 1,866.26

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Solution

The fourth proportional to 7,060.40, 10,590.66 and 1,866.26 is: 2,799.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,060.40 : 10,590.66 = 1,866.26 : x
  2. Step 2: Convert to fraction form
    7,060.40/10,590.66 = 1,866.26/x
  3. Step 3: Cross multiply
    7,060.40x = 10,590.66 × 1,866.26
  4. Step 4: Simplify right side
    7,060.40x = 19,764,925.13
  5. Step 5: Solve for x
    x = 19,764,925.13/7,060.40
  6. Step 6: Final answer
    x = 2,799.41

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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.