Home / 9,738.18-13,437.70-5,758.52

Finding the Fourth Proportional to 9,738.18, 13,437.70 and 5,758.52

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Solution

The fourth proportional to 9,738.18, 13,437.70 and 5,758.52 is: 7,946.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,738.18 : 13,437.70 = 5,758.52 : x
  2. Step 2: Convert to fraction form
    9,738.18/13,437.70 = 5,758.52/x
  3. Step 3: Cross multiply
    9,738.18x = 13,437.70 × 5,758.52
  4. Step 4: Simplify right side
    9,738.18x = 77,381,182.62
  5. Step 5: Solve for x
    x = 77,381,182.62/9,738.18
  6. Step 6: Final answer
    x = 7,946.16

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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.