Home / 10,718.16-16,077.36-7,043.52

Finding the Fourth Proportional to 10,718.16, 16,077.36 and 7,043.52

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Solution

The fourth proportional to 10,718.16, 16,077.36 and 7,043.52 is: 10,565.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,718.16 : 16,077.36 = 7,043.52 : x
  2. Step 2: Convert to fraction form
    10,718.16/16,077.36 = 7,043.52/x
  3. Step 3: Cross multiply
    10,718.16x = 16,077.36 × 7,043.52
  4. Step 4: Simplify right side
    10,718.16x = 113,241,206.71
  5. Step 5: Solve for x
    x = 113,241,206.71/10,718.16
  6. Step 6: Final answer
    x = 10,565.36

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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.