Home / 7,323.50-10,106.13-4,298.20

Finding the Fourth Proportional to 7,323.50, 10,106.13 and 4,298.20

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Solution

The fourth proportional to 7,323.50, 10,106.13 and 4,298.20 is: 5,931.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,323.50 : 10,106.13 = 4,298.20 : x
  2. Step 2: Convert to fraction form
    7,323.50/10,106.13 = 4,298.20/x
  3. Step 3: Cross multiply
    7,323.50x = 10,106.13 × 4,298.20
  4. Step 4: Simplify right side
    7,323.50x = 43,438,228.90
  5. Step 5: Solve for x
    x = 43,438,228.90/7,323.50
  6. Step 6: Final answer
    x = 5,931.35

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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.