Home / 10,953.65-15,117.50-6,174.52

Finding the Fourth Proportional to 10,953.65, 15,117.50 and 6,174.52

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Solution

The fourth proportional to 10,953.65, 15,117.50 and 6,174.52 is: 8,521.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,953.65 : 15,117.50 = 6,174.52 : x
  2. Step 2: Convert to fraction form
    10,953.65/15,117.50 = 6,174.52/x
  3. Step 3: Cross multiply
    10,953.65x = 15,117.50 × 6,174.52
  4. Step 4: Simplify right side
    10,953.65x = 93,343,326.26
  5. Step 5: Solve for x
    x = 93,343,326.26/10,953.65
  6. Step 6: Final answer
    x = 8,521.67

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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.