Home / 9,904.61-13,670.57-6,547.91

Finding the Fourth Proportional to 9,904.61, 13,670.57 and 6,547.91

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Solution

The fourth proportional to 9,904.61, 13,670.57 and 6,547.91 is: 9,037.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,904.61 : 13,670.57 = 6,547.91 : x
  2. Step 2: Convert to fraction form
    9,904.61/13,670.57 = 6,547.91/x
  3. Step 3: Cross multiply
    9,904.61x = 13,670.57 × 6,547.91
  4. Step 4: Simplify right side
    9,904.61x = 89,513,610.03
  5. Step 5: Solve for x
    x = 89,513,610.03/9,904.61
  6. Step 6: Final answer
    x = 9,037.57

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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.