Home / 7,315.18-10,948.47-5,847.46

Finding the Fourth Proportional to 7,315.18, 10,948.47 and 5,847.46

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Solution

The fourth proportional to 7,315.18, 10,948.47 and 5,847.46 is: 8,751.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,315.18 : 10,948.47 = 5,847.46 : x
  2. Step 2: Convert to fraction form
    7,315.18/10,948.47 = 5,847.46/x
  3. Step 3: Cross multiply
    7,315.18x = 10,948.47 × 5,847.46
  4. Step 4: Simplify right side
    7,315.18x = 64,020,740.39
  5. Step 5: Solve for x
    x = 64,020,740.39/7,315.18
  6. Step 6: Final answer
    x = 8,751.77

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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.