Home / 7,904.02-10,904.22-5,547.70

Finding the Fourth Proportional to 7,904.02, 10,904.22 and 5,547.70

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Solution

The fourth proportional to 7,904.02, 10,904.22 and 5,547.70 is: 7,653.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,904.02 : 10,904.22 = 5,547.70 : x
  2. Step 2: Convert to fraction form
    7,904.02/10,904.22 = 5,547.70/x
  3. Step 3: Cross multiply
    7,904.02x = 10,904.22 × 5,547.70
  4. Step 4: Simplify right side
    7,904.02x = 60,493,341.29
  5. Step 5: Solve for x
    x = 60,493,341.29/7,904.02
  6. Step 6: Final answer
    x = 7,653.49

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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.