Home / 10,430.13-14,386.95-6,845.32

Finding the Fourth Proportional to 10,430.13, 14,386.95 and 6,845.32

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Solution

The fourth proportional to 10,430.13, 14,386.95 and 6,845.32 is: 9,442.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,430.13 : 14,386.95 = 6,845.32 : x
  2. Step 2: Convert to fraction form
    10,430.13/14,386.95 = 6,845.32/x
  3. Step 3: Cross multiply
    10,430.13x = 14,386.95 × 6,845.32
  4. Step 4: Simplify right side
    10,430.13x = 98,483,276.57
  5. Step 5: Solve for x
    x = 98,483,276.57/10,430.13
  6. Step 6: Final answer
    x = 9,442.19

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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.