Home / 9,818.98-13,547.10-5,569.70

Finding the Fourth Proportional to 9,818.98, 13,547.10 and 5,569.70

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Solution

The fourth proportional to 9,818.98, 13,547.10 and 5,569.70 is: 7,684.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,818.98 : 13,547.10 = 5,569.70 : x
  2. Step 2: Convert to fraction form
    9,818.98/13,547.10 = 5,569.70/x
  3. Step 3: Cross multiply
    9,818.98x = 13,547.10 × 5,569.70
  4. Step 4: Simplify right side
    9,818.98x = 75,453,215.13
  5. Step 5: Solve for x
    x = 75,453,215.13/9,818.98
  6. Step 6: Final answer
    x = 7,684.43

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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.