Home / 6,265.50-8,642.23-4,030.21

Finding the Fourth Proportional to 6,265.50, 8,642.23 and 4,030.21

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Solution

The fourth proportional to 6,265.50, 8,642.23 and 4,030.21 is: 5,559.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,265.50 : 8,642.23 = 4,030.21 : x
  2. Step 2: Convert to fraction form
    6,265.50/8,642.23 = 4,030.21/x
  3. Step 3: Cross multiply
    6,265.50x = 8,642.23 × 4,030.21
  4. Step 4: Simplify right side
    6,265.50x = 34,830,001.77
  5. Step 5: Solve for x
    x = 34,830,001.77/6,265.50
  6. Step 6: Final answer
    x = 5,559.01

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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.