Home / 11,370.65-15,685.85-7,598.87

Finding the Fourth Proportional to 11,370.65, 15,685.85 and 7,598.87

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Solution

The fourth proportional to 11,370.65, 15,685.85 and 7,598.87 is: 10,482.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,370.65 : 15,685.85 = 7,598.87 : x
  2. Step 2: Convert to fraction form
    11,370.65/15,685.85 = 7,598.87/x
  3. Step 3: Cross multiply
    11,370.65x = 15,685.85 × 7,598.87
  4. Step 4: Simplify right side
    11,370.65x = 119,194,618.57
  5. Step 5: Solve for x
    x = 119,194,618.57/11,370.65
  6. Step 6: Final answer
    x = 10,482.66

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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.