Home / 10,373.40-15,547.80-5,981.79

Finding the Fourth Proportional to 10,373.40, 15,547.80 and 5,981.79

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Solution

The fourth proportional to 10,373.40, 15,547.80 and 5,981.79 is: 8,965.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,373.40 : 15,547.80 = 5,981.79 : x
  2. Step 2: Convert to fraction form
    10,373.40/15,547.80 = 5,981.79/x
  3. Step 3: Cross multiply
    10,373.40x = 15,547.80 × 5,981.79
  4. Step 4: Simplify right side
    10,373.40x = 93,003,674.56
  5. Step 5: Solve for x
    x = 93,003,674.56/10,373.40
  6. Step 6: Final answer
    x = 8,965.59

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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.