Home / 4,526.76-6,788.88-1,239.98

Finding the Fourth Proportional to 4,526.76, 6,788.88 and 1,239.98

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Solution

The fourth proportional to 4,526.76, 6,788.88 and 1,239.98 is: 1,859.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,526.76 : 6,788.88 = 1,239.98 : x
  2. Step 2: Convert to fraction form
    4,526.76/6,788.88 = 1,239.98/x
  3. Step 3: Cross multiply
    4,526.76x = 6,788.88 × 1,239.98
  4. Step 4: Simplify right side
    4,526.76x = 8,418,075.42
  5. Step 5: Solve for x
    x = 8,418,075.42/4,526.76
  6. Step 6: Final answer
    x = 1,859.62

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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.