Home / 7,695.30-11,510.15-4,726.45

Finding the Fourth Proportional to 7,695.30, 11,510.15 and 4,726.45

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Solution

The fourth proportional to 7,695.30, 11,510.15 and 4,726.45 is: 7,069.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,695.30 : 11,510.15 = 4,726.45 : x
  2. Step 2: Convert to fraction form
    7,695.30/11,510.15 = 4,726.45/x
  3. Step 3: Cross multiply
    7,695.30x = 11,510.15 × 4,726.45
  4. Step 4: Simplify right side
    7,695.30x = 54,402,165.81
  5. Step 5: Solve for x
    x = 54,402,165.81/7,695.30
  6. Step 6: Final answer
    x = 7,069.53

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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.