Home / 7,030.83-10,561.29-4,258.80

Finding the Fourth Proportional to 7,030.83, 10,561.29 and 4,258.80

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Solution

The fourth proportional to 7,030.83, 10,561.29 and 4,258.80 is: 6,397.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,030.83 : 10,561.29 = 4,258.80 : x
  2. Step 2: Convert to fraction form
    7,030.83/10,561.29 = 4,258.80/x
  3. Step 3: Cross multiply
    7,030.83x = 10,561.29 × 4,258.80
  4. Step 4: Simplify right side
    7,030.83x = 44,978,421.85
  5. Step 5: Solve for x
    x = 44,978,421.85/7,030.83
  6. Step 6: Final answer
    x = 6,397.31

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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.