Home / 10,342.28-14,271.93-5,626.58

Finding the Fourth Proportional to 10,342.28, 14,271.93 and 5,626.58

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Solution

The fourth proportional to 10,342.28, 14,271.93 and 5,626.58 is: 7,764.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,342.28 : 14,271.93 = 5,626.58 : x
  2. Step 2: Convert to fraction form
    10,342.28/14,271.93 = 5,626.58/x
  3. Step 3: Cross multiply
    10,342.28x = 14,271.93 × 5,626.58
  4. Step 4: Simplify right side
    10,342.28x = 80,302,155.90
  5. Step 5: Solve for x
    x = 80,302,155.90/10,342.28
  6. Step 6: Final answer
    x = 7,764.45

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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.