Home / 7,069.63-9,756.53-3,925.82

Finding the Fourth Proportional to 7,069.63, 9,756.53 and 3,925.82

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Solution

The fourth proportional to 7,069.63, 9,756.53 and 3,925.82 is: 5,417.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,069.63 : 9,756.53 = 3,925.82 : x
  2. Step 2: Convert to fraction form
    7,069.63/9,756.53 = 3,925.82/x
  3. Step 3: Cross multiply
    7,069.63x = 9,756.53 × 3,925.82
  4. Step 4: Simplify right side
    7,069.63x = 38,302,334.17
  5. Step 5: Solve for x
    x = 38,302,334.17/7,069.63
  6. Step 6: Final answer
    x = 5,417.87

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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.