Home / 7,478.07-10,323.45-5,795.67

Finding the Fourth Proportional to 7,478.07, 10,323.45 and 5,795.67

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Solution

The fourth proportional to 7,478.07, 10,323.45 and 5,795.67 is: 8,000.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,478.07 : 10,323.45 = 5,795.67 : x
  2. Step 2: Convert to fraction form
    7,478.07/10,323.45 = 5,795.67/x
  3. Step 3: Cross multiply
    7,478.07x = 10,323.45 × 5,795.67
  4. Step 4: Simplify right side
    7,478.07x = 59,831,309.46
  5. Step 5: Solve for x
    x = 59,831,309.46/7,478.07
  6. Step 6: Final answer
    x = 8,000.90

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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.